Bulgaria was one of the original six countries to participate in the IOL, and has competed in 21 olympiads. They most recently competed in 2024. They have sent 170 participants in 44 teams.
In competition, teams from Bulgaria have brought home 89 medals (22 gold, 26 silver and 41 bronze), 7 trophies (2 gold, 3 silver and 2 bronze), 3 first-place team cups, 15 best-solution prizes, 24 honorable mentions and 4 team contest honorable mentions.
In addition, Bulgaria has sent 20 Repeat Medalists and 6 Dream Teams to the Hall of Fame.
Team Bulgaria is chosen through Bulgarian National Olympiad in Linguistics (Олимпиада по математическа лингвистика).
Individual Contest Medalists
| Year |
Medal |
Name |
Team |
| 2023 |
Gold |
Konstantin Georgiev |
Bulgaria 1 |
| 2022 |
Gold |
Aleksandar Dimitrov |
Bulgaria 1 |
| 2022 |
Gold |
Konstantin Georgiev |
Bulgaria 2 |
| 2019 |
Gold |
Zdravko Ivanov |
Bulgaria 1 |
| 2019 |
Gold |
Matey Petkov |
Bulgaria 2 |
| 2018 |
Gold |
Viktor Baltin |
Bulgaria 1 |
| 2018 |
Gold |
Zdravko Ivanov |
Bulgaria 1 |
| 2017 |
Gold |
Zdravko Ivanov |
Bulgaria 1 |
| 2017 |
Gold |
Valentin Dimov |
Bulgaria 1 |
| 2017 |
Gold |
Elena Keskinova |
Bulgaria 2 |
| 2016 |
Gold |
Kristian Georgiev |
Bulgaria 2 |
| 2015 |
Gold |
Danail Penev |
Bulgaria 2 |
| 2013 |
Gold |
Iva Gumnishka |
Bulgaria 1 |
| 2012 |
Gold |
Marin Ivanov |
Bulgaria 2 |
| 2012 |
Gold |
Kristian Kostadinov |
Bulgaria 2 |
| 2009 |
Gold |
Diana Sofronieva |
Bulgaria 1 |
| 2008 |
Gold |
Alexander Daskalov |
Bulgaria West |
| 2006 |
Gold |
Ivaylo Dimitrov |
Bulgaria 2 |
| 2006 |
Gold |
Pavel Sofroniev |
Bulgaria 1 |
| 2005 |
Gold |
Ivan Dobrev |
Bulgaria 1 |
| 2004 |
Gold |
Ivan Dobrev |
Bulgaria 1 |
| 2004 |
Gold |
Ralitsa Markova |
Bulgaria 1 |
| 2024 |
Silver |
Nia Dimitrova |
Bulgaria 2 |
| 2023 |
Silver |
Teodor Malchev |
Bulgaria 1 |
| 2023 |
Silver |
Rami Hennawi |
Bulgaria 2 |
| 2022 |
Silver |
Gergana Petrova |
Bulgaria 2 |
| 2021 |
Silver |
Alexander Dimitrov |
Bulgaria 1 |
| 2021 |
Silver |
Aleksandra Naydenova |
Bulgaria 2 |
| 2019 |
Silver |
Elena Keskinova |
Bulgaria 1 |
| 2019 |
Silver |
Tsvetelina Stefanova |
Bulgaria 1 |
| 2018 |
Silver |
Elena Keskinova |
Bulgaria 1 |
| 2017 |
Silver |
Assel Ismoldayeva |
Bulgaria 1 |
| 2016 |
Silver |
Tina Vladimirova |
Bulgaria 1 |
| 2016 |
Silver |
Mihail Paskov |
Bulgaria 1 |
| 2015 |
Silver |
Valentin Dimov |
Bulgaria 1 |
| 2015 |
Silver |
Ralitsa Dardjonova |
Bulgaria 2 |
| 2015 |
Silver |
Tina Vladimirova |
Bulgaria 1 |
| 2013 |
Silver |
Boryana Hadzhiyska |
Bulgaria 1 |
| 2013 |
Silver |
Yulia Markova |
Bulgaria 2 |
| 2011 |
Silver |
Victor Valov |
Bulgaria 2 |
| 2009 |
Silver |
Yordan Mehandzhiyski |
Bulgaria 1 |
| 2007 |
Silver |
Mihail Minkov |
Bulgaria 2 |
| 2007 |
Silver |
Angel Naydenov |
Bulgaria 2 |
| 2006 |
Silver |
Yordan Mehandzhiyski |
Bulgaria 1 |
| 2006 |
Silver |
Mihail Minkov |
Bulgaria 2 |
| 2006 |
Silver |
Alexander Daskalov |
Bulgaria 1 |
| 2004 |
Silver |
Todor Tchervenkov |
Bulgaria 1 |
| 2004 |
Silver |
Tsvetomila Mihaylova |
Bulgaria 1 |
| 2024 |
Bronze |
Ani Katelieva |
Bulgaria 2 |
| 2024 |
Bronze |
Magdalena Vigenina |
Bulgaria 1 |
| 2024 |
Bronze |
Nikolay Georgiev |
Bulgaria 1 |
| 2024 |
Bronze |
Sirma Karadjova |
Bulgaria 2 |
| 2024 |
Bronze |
Ivanimira Nedelcheva |
Bulgaria 1 |
| 2023 |
Bronze |
Nikolay Georgiev |
Bulgaria 2 |
| 2022 |
Bronze |
Teodor Malchev |
Bulgaria 1 |
| 2022 |
Bronze |
Aleksandra Naydenova |
Bulgaria 2 |
| 2021 |
Bronze |
Deyana Shevchenko |
Bulgaria 2 |
| 2021 |
Bronze |
Vasilena Lazarova |
Bulgaria 2 |
| 2021 |
Bronze |
Mihaela Koleva |
Bulgaria 1 |
| 2021 |
Bronze |
Ivaylo Dimitrov |
Bulgaria 1 |
| 2019 |
Bronze |
Viktor Baltin |
Bulgaria 1 |
| 2019 |
Bronze |
Marko Ivanov |
Bulgaria 2 |
| 2018 |
Bronze |
Tsvetelina Stefanova |
Bulgaria 1 |
| 2018 |
Bronze |
Georgi Yotov |
Bulgaria 2 |
| 2017 |
Bronze |
Emil Indzhev |
Bulgaria 2 |
| 2017 |
Bronze |
Tina Vladimirova |
Bulgaria 1 |
| 2017 |
Bronze |
Martin Nikolov |
Bulgaria 2 |
| 2016 |
Bronze |
Tsvetelina Stefanova |
Bulgaria 1 |
| 2016 |
Bronze |
Nadezhda Dimitrova |
Bulgaria 2 |
| 2015 |
Bronze |
Zdravko Ivanov |
Bulgaria 2 |
| 2015 |
Bronze |
Radina Dobreva |
Bulgaria 2 |
| 2015 |
Bronze |
Nadezhda Dimitrova |
Bulgaria 1 |
| 2014 |
Bronze |
Elena Chaparova |
Bulgaria 1 |
| 2014 |
Bronze |
Yulia Markova |
Bulgaria 1 |
| 2013 |
Bronze |
Vesko Milev |
Bulgaria 1 |
| 2013 |
Bronze |
Marin Ivanov |
Bulgaria 2 |
| 2013 |
Bronze |
Ivan Lyutskanov |
Bulgaria 2 |
| 2013 |
Bronze |
Milena Velikova |
Bulgaria 2 |
| 2012 |
Bronze |
Magdalena Dakeva |
Bulgaria 1 |
| 2011 |
Bronze |
Dimitar Hristov |
Bulgaria 1 |
| 2010 |
Bronze |
Miroslav Manolov |
Bulgaria 2 |
| 2009 |
Bronze |
Deyana Kamburova |
Bulgaria 2 |
| 2008 |
Bronze |
Diana Sofronieva |
Bulgaria East |
| 2008 |
Bronze |
Yordan Mehandzhiyski |
Bulgaria West |
| 2008 |
Bronze |
Georgi Rangelov |
Bulgaria East |
| 2007 |
Bronze |
Yordan Mehandzhiyski |
Bulgaria 1 |
| 2005 |
Bronze |
Tsvetomila Mihaylova |
Bulgaria 1 |
| 2005 |
Bronze |
Ivaylo Grozdev |
Bulgaria 1 |
| 2003 |
Bronze |
Ivan Dobrev |
Bulgaria 1 |
Honorable Mentions
| Year |
Award |
Name |
Team |
| 2023 |
HM |
Nia Dimitrova |
Bulgaria 2 |
| 2021 |
HM |
Darena Georgieva |
Bulgaria 2 |
| 2019 |
HM |
Nicole Obretincheva |
Bulgaria 2 |
| 2018 |
HM |
Greta Hristozova |
Bulgaria 2 |
| 2018 |
HM |
Assel Ismoldayeva |
Bulgaria 2 |
| 2017 |
HM |
Viktor Baltin |
Bulgaria 2 |
| 2016 |
HM |
Zdravko Ivanov |
Bulgaria 1 |
| 2014 |
HM |
Margarita Tsvetkova |
Bulgaria 2 |
| 2014 |
HM |
Kristian Georgiev |
Bulgaria 2 |
| 2012 |
HM |
Milena Velikova |
Bulgaria 1 |
| 2012 |
HM |
Melania Berbatova |
Bulgaria 1 |
| 2012 |
HM |
Mariya Lazarova |
Bulgaria 1 |
| 2012 |
HM |
Miroslav Manolov |
Bulgaria 2 |
| 2011 |
HM |
Ivaylo Youmerski |
Bulgaria 1 |
| 2011 |
HM |
Yulia Markova |
Bulgaria 1 |
| 2011 |
HM |
Petar Genov |
Bulgaria 2 |
| 2011 |
HM |
Magdalena Dakeva |
Bulgaria 2 |
| 2010 |
HM |
Velizar Velkov |
Bulgaria 1 |
| 2010 |
HM |
Velichko Valkov |
Bulgaria 1 |
| 2010 |
HM |
Elitsa Milanova |
Bulgaria 2 |
| 2009 |
HM |
Anastas Tenev |
Bulgaria 1 |
| 2009 |
HM |
Victor Valov |
Bulgaria 2 |
| 2005 |
HM |
Kiril Dimov |
Bulgaria 2 |
| 2005 |
HM |
Todor Tchervenkov |
Bulgaria 1 |
Individual Contest Team Average Scores
| Year |
Place |
Team |
| 2006 |
1st Place |
Bulgaria 1 |
| 2005 |
1st Place |
Bulgaria 1 |
| 2004 |
1st Place |
Bulgaria 1 |
| 2019 |
2nd Place |
Bulgaria 1 |
| 2018 |
2nd Place |
Bulgaria 1 |
| 2015 |
2nd Place |
Bulgaria 2 |
| 2009 |
2nd Place |
Bulgaria 1 |
| 2007 |
2nd Place |
Bulgaria 2 |
| 2006 |
2nd Place |
Bulgaria 2 |
Team Contest Trophies
| Year |
Trophy |
Team |
| 2008 |
Gold |
Bulgaria East |
| 2006 |
Gold |
Bulgaria 2 |
| 2018 |
Silver |
Bulgaria 1 |
| 2007 |
Silver |
Bulgaria 1 |
| 2007 |
Silver |
Bulgaria 2 |
| 2013 |
Bronze |
Bulgaria 1 |
| 2004 |
Bronze |
Bulgaria 1 |
Team Contest Honorable Mentions
| Year |
Award |
Team |
| 2022 |
HM |
Bulgaria 1 |
| 2022 |
HM |
Bulgaria 2 |
| 2019 |
HM |
Bulgaria 2 |
| 2016 |
HM |
Bulgaria 2 |
