Sofia University "St. Kliment Ohridski": Rankings

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Sofia University "St. Kliment Ohridski" ranked 1st in Bulgaria, 868th in the global 2024 rating, and scored in the TOP 50% across 99 research topics. Sofia University "St. Kliment Ohridski" ranking is based on 3 factors: research output (EduRank's index has 17,516 academic publications and 222,663 citations attributed to the university), non-academic reputation, and the impact of 246 notable alumni.

Ranking Category
#868 of 14,131 In the World
#338 of 2,785 In Europe
#1 of 47 In Bulgaria
#1 of 19 In Sofia
#418 of 2,461 For Atomic and Molecular physics
#429 of 2,119 For Theoretical Physics
#581 of 2,799 For Radiochemistry
#183 of 7,738 For Alumni Impact
#983 of 14,131 For Non-academic Prominence
Top50% For 96 other topics

Jump to topical rankings below

Acceptance rate and other statistics

Physics rankings

Sofia University "St. Kliment Ohridski" ranked 1st for Physics in Bulgaria and 880th in the World with 12,108 publications made and 178,342 citations received. Main research topics: Quantum and Particle physics, Materials Science, Optical Engineering, Nuclear Physics, Astrophysics and Astronomy.

Physics ranking Location
#1 of 24 In Bulgaria
#330 of 1,446 In Europe
#880 of 6,603 In the World

Sofia University "St. Kliment Ohridski"
Physics Publications & Citations

Year Physics publications Physics citations
1991 182 643
1992 214 754
1993 221 672
1994 242 879
1995 234 927
1996 223 1206
1997 227 1178
1998 200 1320
1999 266 1558
2000 233 1422
2001 238 1812
2002 251 1994
2003 227 2190
2004 253 2588
2005 282 3062
2006 309 3621
2007 375 4142
2008 299 4537
2009 317 4566
2010 319 5000
2011 320 5374
2012 319 6134
2013 322 6784
2014 312 6930
2015 331 8032
2016 386 8427
2017 416 8650
2018 409 9086
2019 534 10815
2020 429 12354
2021 508 13969
2022 473 13417
2023 472 14003

The following table provides academic rankings for Sofia University "St. Kliment Ohridski" in various areas of Physics.

Physics subfield Bulgaria ranking Europe ranking World rank
Atomic and Molecular physics 1 187 418
Theoretical Physics 1 200 429
Nuclear Physics 1 246 587
Astrophysics and Astronomy 1 253 615
Condensed Matter Physics 1 245 616
Applied/Engineering Physics 1 242 650
Astrobiology 1 274 700
Optical Engineering 1 265 705
Quantum and Particle physics 1 303 787
Materials Science 1 314 866
Nanotechnology 1 299 907
Biophysics 1 355 1007
Acoustical Engineering 1 386 1058

Chemistry rankings

Sofia University "St. Kliment Ohridski" ranked 1st for Chemistry in Bulgaria and 1070th in the World with 11,384 publications made and 171,750 citations received. Main research topics: Organic Chemistry, Materials Science, Biochemistry, Physical chemistry, Chemical Engineering.

Chemistry ranking Location
#1 of 23 In Bulgaria
#365 of 1,401 In Europe
#1070 of 6,447 In the World

Sofia University "St. Kliment Ohridski"
Chemistry Publications & Citations

Year Chemistry publications Chemistry citations
1991 184 628
1992 215 742
1993 232 677
1994 234 874
1995 228 933
1996 224 1143
1997 229 1159
1998 216 1291
1999 248 1525
2000 226 1441
2001 205 1727
2002 251 1985
2003 205 2103
2004 238 2482
2005 277 2897
2006 297 3595
2007 350 4091
2008 287 4454
2009 335 4558
2010 290 4887
2011 276 5269
2012 305 5929
2013 291 6440
2014 316 6684
2015 277 7645
2016 347 8050
2017 340 8133
2018 364 8605
2019 420 10082
2020 376 11521
2021 440 13113
2022 421 13075
2023 437 13431

The following table provides academic rankings for Sofia University "St. Kliment Ohridski" in various areas of Chemistry.

Chemistry subfield Bulgaria ranking Europe ranking World rank
Radiochemistry 1 146 581
Computational Chemistry 1 258 616
Pharmacy 1 246 621
Polymer science and Plastics engineering 1 259 634
Chemical Engineering 1 224 690
Physical chemistry 1 259 735
Environmental Chemistry 1 277 739
Inorganic Chemistry 1 265 767
Petrology and Geochemistry 1 304 826
Materials Science 1 314 866
Organic Chemistry 1 319 904
Nanotechnology 1 299 907
Biochemical Engineering 1 362 911
Biochemistry 1 391 1233
Nutrition and Food Science 1 432 1490

Engineering rankings

Sofia University "St. Kliment Ohridski" ranked 1st for Engineering in Bulgaria and 1004th in the World with 11,245 publications made and 166,139 citations received. Main research topics: Materials Science, Optical Engineering, Metallurgical Engineering, Electrical Engineering, Chemical Engineering.

Engineering ranking Location
#1 of 25 In Bulgaria
#364 of 1,453 In Europe
#1004 of 6,684 In the World

Sofia University "St. Kliment Ohridski"
Engineering Publications & Citations

Year Engineering publications Engineering citations
1991 176 603
1992 201 692
1993 212 630
1994 223 835
1995 214 873
1996 205 1126
1997 217 1140
1998 195 1244
1999 237 1496
2000 214 1373
2001 219 1700
2002 231 1870
2003 204 2026
2004 226 2375
2005 255 2729
2006 272 3353
2007 340 3858
2008 279 4177
2009 296 4224
2010 306 4691
2011 296 4951
2012 308 5619
2013 287 6189
2014 299 6400
2015 298 7299
2016 360 7621
2017 384 7841
2018 396 8381
2019 494 9814
2020 419 11291
2021 474 12681
2022 463 12694
2023 450 13029

The following table provides academic rankings for Sofia University "St. Kliment Ohridski" in various areas of Engineering.

Engineering subfield Bulgaria ranking Europe ranking World rank
Polymer science and Plastics engineering 1 259 634
Applied/Engineering Physics 1 242 650
Chemical Engineering 1 224 690
Optical Engineering 1 265 705
Petroleum Engineering 1 256 772
Materials Science 1 314 866
Mining Engineering 1 271 900
Nanotechnology 1 299 907
Biochemical Engineering 1 362 911
Nuclear Engineering 2 313 927
Metallurgical Engineering 1 336 977
Telecommunications 1 356 1006
Engineering Management 3 352 1041
Acoustical Engineering 1 386 1058
Electrical Engineering 2 359 1065
Architecture 3 463 1157
Electronic Engineering 2 401 1192
Mechanical Engineering 2 446 1211
Landscape Architecture 3 440 1220
Aerospace Engineering 1 444 1232
Environmental Engineering 1 393 1243
Structural Engineering 1 436 1296
Remote Sensing 1 470 1338
Computer Networking 2 453 1364
Civil Engineering 1 479 1410
Human-Computer Interaction 2 531 1421
Robotics 2 465 1487
Automation and Control engineering 2 442 1492
Biomedical Engineering 4 524 1624
Systems Engineering 2 606 1683
Geotechnical Engineering 1 514 1707
Biotechnology 4 502 1828
Computer Engineering 5 571 2038
Operations Research 2 609 2039

Biology rankings

Sofia University "St. Kliment Ohridski" ranked 1st for Biology in Bulgaria and 1386th in the World with 8,755 publications made and 129,538 citations received. Main research topics: Biochemistry, Genetics, Paleontology, Nanotechnology, Botany.

Biology ranking Location
#1 of 24 In Bulgaria
#436 of 1,445 In Europe
#1386 of 6,770 In the World

Sofia University "St. Kliment Ohridski"
Biology Publications & Citations

Year Biology publications Biology citations
1991 90 315
1992 129 408
1993 136 397
1994 148 530
1995 136 531
1996 137 684
1997 134 721
1998 152 803
1999 162 988
2000 135 953
2001 141 1116
2002 171 1426
2003 145 1460
2004 167 1826
2005 201 2062
2006 194 2513
2007 254 2881
2008 222 3235
2009 312 3359
2010 247 3633
2011 231 3949
2012 249 4474
2013 256 4971
2014 295 5296
2015 240 5931
2016 310 6300
2017 311 6612
2018 317 7076
2019 370 8359
2020 370 9998
2021 490 11656
2022 464 12012
2023 463 12652

The following table provides academic rankings for Sofia University "St. Kliment Ohridski" in various areas of Biology.

Biology subfield Bulgaria ranking Europe ranking World rank
Astrobiology 1 274 700
Nanotechnology 1 299 907
Biophysics 1 355 1007
Biochemistry 1 391 1233
Paleontology 1 443 1306
Evolutionary Biology 1 468 1322
Forestry 1 406 1327
Zoology 1 403 1329
Microbiology 2 415 1418
Botany 1 432 1467
Nutrition and Food Science 1 432 1490
Molecular Biology 1 440 1490
Horticulture 1 401 1493
Genetics 2 466 1523
Bioinformatics and Computational biology 2 478 1536
Immunology 5 473 1698
Pharmacology 5 450 1718
Biotechnology 4 502 1828
Agricultural Science 1 514 1889
Wildlife and Fisheries Management & Conservation 2 503 1896
Animal Science 2 501 1979
Oncology and Cancer research 6 519 1992
Virology 4 525 2015
Neuroscience 4 605 2019

Environmental Science rankings

Sofia University "St. Kliment Ohridski" ranked 1st for Environmental Science in Bulgaria and 1400th in the World with 6,742 publications made and 96,342 citations received. Main research topics: Geology, Geography and Cartography, Ecology, Paleontology, Environmental Chemistry.

Environmental Science ranking Location
#1 of 24 In Bulgaria
#475 of 1,458 In Europe
#1400 of 6,798 In the World

Sofia University "St. Kliment Ohridski"
Environmental Science Publications & Citations

Year Environmental Science publications Environmental Science citations
1991 68 237
1992 98 308
1993 116 288
1994 99 403
1995 115 364
1996 100 518
1997 94 480
1998 99 595
1999 129 722
2000 112 643
2001 107 838
2002 108 907
2003 111 1012
2004 119 1277
2005 137 1466
2006 142 1813
2007 174 2061
2008 160 2239
2009 220 2415
2010 176 2557
2011 198 2990
2012 191 3268
2013 186 3651
2014 218 3857
2015 193 4537
2016 242 4654
2017 264 4823
2018 281 5525
2019 343 6538
2020 311 7425
2021 380 8544
2022 398 8606
2023 345 9018

The following table provides academic rankings for Sofia University "St. Kliment Ohridski" in various areas of Environmental Science.

Environmental Science subfield Bulgaria ranking Europe ranking World rank
Environmental Chemistry 1 277 739
Petrology and Geochemistry 1 304 826
Mining Engineering 1 271 900
Meteorology and Atmospheric Science 1 347 933
Urban and Regional planning 1 476 1017
Earth science and Geophysics 1 359 1042
Oceanography 1 375 1049
Environmental Engineering 1 393 1243
Paleontology 1 443 1306
Geology 1 447 1308
Forestry 1 406 1327
Geography and Cartography 1 492 1366
Ecology 1 494 1497
Environmental Management 1 503 1574
Geotechnical Engineering 1 514 1707
Agricultural Science 1 514 1889
Wildlife and Fisheries Management & Conservation 2 503 1896

Computer Science rankings

Sofia University "St. Kliment Ohridski" ranked 1st for Computer Science in Bulgaria and 1480th in the World with 5,150 publications made and 56,824 citations received. Main research topics: Artificial Intelligence (AI), Telecommunications, Computer Vision, Computer Networking, Machine Learning.

Computer Science ranking Location
#1 of 24 In Bulgaria
#504 of 1,459 In Europe
#1480 of 6,752 In the World

Sofia University "St. Kliment Ohridski"
Computer Science Publications & Citations

Year Computer Science publications Computer Science citations
1991 65 201
1992 71 195
1993 63 187
1994 64 277
1995 74 303
1996 79 375
1997 60 346
1998 57 380
1999 91 459
2000 69 414
2001 80 505
2002 91 568
2003 75 614
2004 94 699
2005 99 791
2006 103 889
2007 134 1056
2008 108 1125
2009 117 1330
2010 142 1471
2011 150 1573
2012 159 1852
2013 164 1975
2014 164 2022
2015 163 2351
2016 188 2429
2017 200 2443
2018 199 2859
2019 276 3565
2020 250 4161
2021 320 4893
2022 299 5188
2023 281 5281

The following table provides academic rankings for Sofia University "St. Kliment Ohridski" in various areas of Computer Science.

Computer Science subfield Bulgaria ranking Europe ranking World rank
Game Design and Development 1 330 761
Multimedia 1 318 785
Animation 1 320 834
Web Design and Development 2 346 930
Telecommunications 1 356 1006
Library and Information science 1 382 1025
Computer Graphics 1 411 1041
Data Science 1 454 1154
Management Information Systems 1 486 1179
Software Engineering 2 493 1198
Computer Networking 2 453 1364
Computational Linguistics 2 450 1379
Cyber Security 2 474 1381
Human-Computer Interaction 2 531 1421
Computer Vision 2 485 1468
Robotics 2 465 1487
Bioinformatics and Computational biology 2 478 1536
Artificial Intelligence (AI) 2 568 1706
Machine Learning 2 569 1934
Neuroscience 4 605 2019
Computer Engineering 5 571 2038
Cognitive Science 2 682 2582

Liberal Arts & Social Sciences rankings

Sofia University "St. Kliment Ohridski" ranked 1st for Liberal Arts & Social Sciences in Bulgaria and 1778th in the World with 4,860 publications made and 49,970 citations received. Main research topics: Philosophy, Political Science, Law, History, Linguistics.

Liberal Arts & Social Sciences ranking Location
#1 of 24 In Bulgaria
#610 of 1,492 In Europe
#1778 of 7,020 In the World

Sofia University "St. Kliment Ohridski"
Liberal Arts & Social Sciences Publications & Citations

Year Liberal Arts & Social Sciences publications Liberal Arts & Social Sciences citations
1991 29 116
1992 42 94
1993 45 129
1994 55 173
1995 52 181
1996 63 256
1997 62 209
1998 46 216
1999 61 312
2000 49 247
2001 60 264
2002 35 350
2003 53 372
2004 59 426
2005 69 536
2006 91 620
2007 94 767
2008 84 875
2009 116 937
2010 132 1076
2011 143 1140
2012 135 1341
2013 158 1650
2014 159 1810
2015 141 2200
2016 178 2195
2017 221 2212
2018 237 2686
2019 287 3256
2020 283 3769
2021 343 4546
2022 324 4607
2023 297 5029

The following table provides academic rankings for Sofia University "St. Kliment Ohridski" in various areas of Liberal Arts & Social Sciences.

Liberal Arts & Social Sciences subfield Bulgaria ranking Europe ranking World rank
Broadcast Journalism 1 217 602
Radio and Television broadcasting 1 234 680
Publishing 1 291 788
Urban and Regional planning 1 476 1017
International Law 1 381 1020
Library and Information science 1 382 1025
Classics and Ancient History 1 394 1042
Political Economy 1 388 1066
Media Studies 1 386 1174
Linguistics 1 474 1311
Journalism and Digital Media 1 455 1331
Art History 1 512 1398
Aesthetics 1 544 1513
Theology / Divinity / Religious studies 1 560 1603
Philosophy 1 568 1638
Education Majors 1 502 1646
Gender Studies 1 515 1699
History 1 591 1721
Archaeology 1 587 1721
Law 1 590 1770
Political Science 1 656 1922
Demography 3 574 2034
Sociology 1 637 2111
Anthropology 1 685 2312
Communications and Public Relations 1 712 2410

Medicine rankings

Sofia University "St. Kliment Ohridski" ranked 4th for Medicine in Bulgaria and 1887th in the World with 3,693 publications made and 41,444 citations received. Main research topics: Pathology, Psychiatry, Pharmacy, Immunology, Radiology and Nuclear medicine.

Medicine ranking Location
#4 of 24 In Bulgaria
#551 of 1,417 In Europe
#1887 of 6,680 In the World

Sofia University "St. Kliment Ohridski"
Medicine Publications & Citations

Year Medicine publications Medicine citations
1991 25 72
1992 42 97
1993 43 107
1994 47 142
1995 41 151
1996 49 199
1997 50 188
1998 53 184
1999 56 252
2000 50 278
2001 50 296
2002 52 342
2003 47 392
2004 67 461
2005 67 529
2006 73 751
2007 90 836
2008 68 969
2009 116 1028
2010 89 1062
2011 80 1155
2012 84 1325
2013 113 1541
2014 139 1698
2015 105 1820
2016 146 2070
2017 110 2024
2018 141 2309
2019 170 2949
2020 190 3690
2021 256 4250
2022 272 4964
2023 295 5503

The following table provides academic rankings for Sofia University "St. Kliment Ohridski" in various areas of Medicine.

Medicine subfield Bulgaria ranking Europe ranking World rank
Pharmacy 1 246 621
Orthodontics 2 373 1068
Dentistry 4 378 1147
Ophthalmology 2 385 1183
Radiation Therapy 5 419 1472
Dermatology 6 429 1560
Biomedical Engineering 4 524 1624
Immunology 5 473 1698
Pharmacology 5 450 1718
Anatomy and Physiology 4 530 1779
Critical Care Nursing 4 539 1781
Radiology and Nuclear medicine 5 546 1814
Surgery 6 553 1917
Pathology 5 558 1983
Pediatrics 6 553 1986
Oncology and Cancer research 6 519 1992
Obstetrics and Gynecology (OB-GYN) 6 630 2010
Virology 4 525 2015
Gastroenterology and Hepatology 6 520 2019
Cardiology 6 603 2046
Anesthesiology 6 578 2125
Public Health 4 588 2131
Psychiatry 5 637 2335
Physical Therapy 4 659 2372
Family medicine 6 619 2533
Clinical Psychology 5 716 2895
Nursing 4 718 2988
Health Science 4 715 2991

Mathematics rankings

Sofia University "St. Kliment Ohridski" ranked 1st for Mathematics in Bulgaria and 1573rd in the World with 2,345 publications made and 27,668 citations received. Main research topics: Statistics, Applied Mathematics, Math Teachers, Econometrics and Mathematical Economics, Operations Research.

Mathematics ranking Location
#1 of 23 In Bulgaria
#523 of 1,388 In Europe
#1573 of 6,305 In the World

Sofia University "St. Kliment Ohridski"
Mathematics Publications & Citations

Year Mathematics publications Mathematics citations
1991 10 39
1992 30 49
1993 28 59
1994 29 76
1995 35 106
1996 37 142
1997 29 113
1998 32 131
1999 39 127
2000 42 179
2001 35 169
2002 37 229
2003 31 265
2004 51 302
2005 30 346
2006 42 417
2007 69 510
2008 55 543
2009 60 665
2010 44 589
2011 54 693
2012 76 878
2013 65 909
2014 76 1006
2015 70 1175
2016 104 1064
2017 107 1061
2018 110 1337
2019 126 1648
2020 121 1840
2021 139 2207
2022 145 2177
2023 166 2457

The following table provides academic rankings for Sofia University "St. Kliment Ohridski" in various areas of Mathematics.

Mathematics subfield Bulgaria ranking Europe ranking World rank
Applied Mathematics 3 372 931
Statistics 1 511 1507
Math Teachers 1 448 1518
Operations Research 2 609 2039
Econometrics and Mathematical Economics 1 651 2107

Art & Design rankings

Sofia University "St. Kliment Ohridski" ranked 1st for Art & Design in Bulgaria and 1413th in the World with 1,131 publications made and 7,704 citations received. Main research topics: Fashion Design, Literature, Aesthetics, Computer Graphics, Multimedia.

Please note that our approach to subject rankings is based on scientific outputs and heavily biased on art-related topics towards institutions with computer science research profiles.

Art & Design ranking Location
#1 of 22 In Bulgaria
#526 of 1,349 In Europe
#1413 of 5,720 In the World

Sofia University "St. Kliment Ohridski"
Art & Design Publications & Citations

Year Art & Design publications Art & Design citations
1991 12 29
1992 14 37
1993 17 50
1994 10 46
1995 14 59
1996 13 41
1997 16 65
1998 11 67
1999 13 79
2000 15 53
2001 15 71
2002 21 76
2003 19 109
2004 17 93
2005 24 138
2006 24 120
2007 22 184
2008 19 194
2009 36 208
2010 39 245
2011 36 289
2012 46 260
2013 25 361
2014 35 287
2015 42 364
2016 49 334
2017 58 420
2018 43 407
2019 60 526
2020 55 562
2021 74 710
2022 81 684
2023 63 717

The following table provides academic rankings for Sofia University "St. Kliment Ohridski" in various areas of Art & Design.

Art & Design subfield Bulgaria ranking Europe ranking World rank
Game Design and Development 1 330 761
Multimedia 1 318 785
Animation 1 320 834
Performing arts 1 388 978
Computer Graphics 1 411 1041
Architecture 3 463 1157
Landscape Architecture 3 440 1220
Creative Writing 1 452 1264
Literature 1 491 1321
Art History 1 512 1398
Fashion Design 1 546 1483
Aesthetics 1 544 1513

Other rankings

Non-core subjects for Sofia University "St. Kliment Ohridski"

Speciality Bulgaria Europe World Rank
International Economics 3 584 1160
International Trade 3 605 1276
Finance 1 526 1366
International Business 2 620 1405
Advertising 1 554 1667
Marketing 1 582 1684
Business 2 622 1791
Social Psychology 1 582 1806
Economics 1 603 1823
Project Management 6 697 1869
Accounting 3 641 1995
Management 2 640 2044
Psychology 3 623 2209
Development Studies 4 722 2654
Child Psychology 3 703 2740