TheBulgarian records in swimming are the fastest ever performances of swimmers fromBulgaria, which are recognised and ratified by Bulgarian Swimming Federation (Българска федерация плувни спортове).
All records were set in finals unless noted otherwise.
| Event | Time | Name | Club | Date | Meet | Location | Ref | |
|---|---|---|---|---|---|---|---|---|
| 50m freestyle | 22.04 | h, so | Kaloyan Bratanov | Texas Ford Aquatics | 13 April 2024 | TYR Pro Swim Series | San Antonio, United States | [1] |
| 100m freestyle | 48.83 | Josif Miladinov | Mladost'91 | 18 December 2020 | Bulgarian Team Championships | Sofia, Bulgaria | [2] | |
| 200m freestyle | 1:46.50 | Petar Mitsin | 5 July 2023 | European Junior Championships | Belgrade, Serbia | [3] | ||
| 200m freestyle | 1:46.48 | '#' | Petar Mitsin | 26 June 2025 | European U23 Championships | Šamorín, Slovakia | [4] | |
| 400m freestyle | 3:44.31 | Petar Mitsin | 9 July 2023 | European Junior Championships | Belgrade, Serbia | [5] | ||
| 800m freestyle | 7:47.45 | Petar Mitsin | 8 July 2023 | European Junior Championships | Belgrade, Serbia | [6] | ||
| 1500m freestyle | 15:19.86 | Ventsislav Aydarski | 6 December 2009 | Grand Prix Alexandria | Thessaloniki, Greece | [7] | ||
| 50m backstroke | 25.70 | Kaloyan Levterov | Slavia | 8 November 2020 | Grand Prix | Burgas, Bulgaria | [8] | |
| 100m backstroke | 54.96 | Kaloyan Levterov | Slavia | 6 November 2020 | Grand Prix | Burgas, Bulgaria | [9] | |
| 200m backstroke | 1:56.57 | Kaloyan Levterov | Slavia | 7 November 2020 | Grand Prix | Burgas, Bulgaria | [10] | |
| 50m breaststroke | 27.34 | h | Tonislav Sabev | 11 August 2023 | European U23 Championships | Dublin, Republic of Ireland | [11] | |
| 100m breaststroke | 1:00.32 | h | Lyubomir Epitropov | Tennessee Aquatics | 8 April 2021 | TYR Pro Swim Series | Mission Viejo, United States | [12] |
| 200m breaststroke | 2:09.45 | Lyubomir Epitropov | 20 June 2024 | European Championships | Belgrade, Serbia | [13] | ||
| 50m butterfly | 23.20 | sf | Josif Miladinov | 11 August 2022 | European Championships | Rome, Italy | [14] | |
| 100m butterfly | 50.93 | Josif Miladinov | 23 May 2021 | European Championships | Budapest, Hungary | [15] | ||
| 200m butterfly | 1:54.50 | Antani Ivanov | 19 May 2021 | European Championships | Budapest, Hungary | [16] | ||
| 200m individual medley | 2:00.70 | h | Mihail Alexandrov | 13 August 2008 | Summer Olympics | Beijing, China | ||
| 400m individual medley | 4:22.59 | Svetlozar Nikolov | 18 December 2020 | Bulgarian Team Championships | Sofia, Bulgaria | [17] | ||
| 4×100m freestyle relay | 3:19.41 | h |
| 20 June 2024 | European Championships | Belgrade, Serbia | [18] | |
| 4×200m freestyle relay | 7:18.83 | h |
| 11 August 2022 | European Championships | Rome, Italy | [19] | |
| 4×100m medley relay | 3:37.48 | h |
| 23 May 2021 | European Championships | Budapest, Hungary | [20] |
| Event | Time | Name | Club | Date | Meet | Location | Ref | |
|---|---|---|---|---|---|---|---|---|
| 50m freestyle | 25.53 | sf | Diana Petkova | 11 October 2018 | Youth Olympic Games | Buenos Aires, Argentina | [21] | |
| 100m freestyle | 54.76 | sf | Nina Rangelova | 17 May 2016 | European Championships | London, United Kingdom | [22] | |
| 200m freestyle | 1:58.27 | Nina Rangelova | 21 May 2016 | European Championships | London, United Kingdom | [23] | ||
| 400m freestyle | 4:11.71 | h | Nina Rangelova | 29 July 2012 | Olympic Games | London, United Kingdom | [24] | |
| 800m freestyle | 8:35.40 | h | Antoaneta Strumenlieva | 23 September 1988 | Summer Olympics | Seoul, Korea | ||
| 1500m freestyle | 16:55.53 | Ivanka Moralieva | - | 27 July 2001 | World Championships | Fukuoka, Japan | ||
| 50m backstroke | 28.64 | sf | Ekaterina Avramova | 27 July 2011 | World Championships | Shanghai, China | [25] | |
| 100m backstroke | 1:01.10 | sf | Ekaterina Avramova | 25 July 2011 | World Championships | Shanghai, China | [26] | |
| 200m backstroke | 2:09.95 | sf | Gabriela Georgieva | 16 February 2024 | World Championships | Doha, Qatar | [27] | |
| 50m breaststroke | 30.73 | Teya Nikolova | Psk Cherno More | 16 May 2025 | Grand Prix Burgas | Burgas, Bulgaria | [28] | |
| 50m breaststroke | 30.67 | h, # | Teya Nikolova | 2 August 2025 | World Championships | Singapore, Singapore | [29] | |
| 100 m breaststroke | 1:07.95 | Tanya Dangalakova | 23 September 1988 | Summer Olympics | Seoul, South Korea | |||
| 200m breaststroke | 2:27.66 | Tanya Dangalakova | 18 August 1986 | World Championships | Madrid, Spain | |||
| 50m butterfly | 27.44 | Diana Petkova | Sprint | 27 August 2020 | Bulgarian Championships | Sofia, Bulgaria | [30] | |
| 100m butterfly | 1:00.96 | h | Dobromira Ivanova | 19 May 2016 | European Championships | London, United Kingdom | [31] | |
| 100m butterfly | 1:00.74 | h, # | Kalina Gamisheva | Vihren | 13 July 2025 | Bulgarian Championships | Sofia, Bulgaria | [32] |
| 200m butterfly | 2:13.69 | Nevyana Miteva | - | 15 July 1988 | - | Sofia, Bulgaria | ||
| 200m individual medley | 2:12.38 | sf | Diana Petkova | 21 May 2021[a] | European Championships | Budapest, Hungary | [33] | |
| 400m individual medley | 4:49.25 | Sonya Dangalakova | 26 July 1980 | Summer Olympics | Moscow, Soviet Union | |||
| 4×100m freestyle relay | 3:52.52 | - | 8 August 1985 | - | Sofia, Bulgaria | |||
| 4×200m freestyle relay | 8:16.69 | 18 August 1987 | European Championships | Strasbourg, France | ||||
| 4×100 m medley relay | 4:11.92 | - | 10 August 1985 | - | Sofia, Bulgaria |
| Event | Time | Name | Club | Date | Meet | Location | Ref | |
|---|---|---|---|---|---|---|---|---|
| 4×100m freestyle relay | 3:37.20 |
| Sprint Sofia | 12 July 2025 | Bulgarian Championships | Sofia, Bulgaria | [34] | |
| 4×100m medley relay | 3:52.14 | h |
| 20 May 2021 | European Championships | Budapest, Hungary | [35] |
| Event | Time | Name | Club | Date | Meet | Location | Ref | |
|---|---|---|---|---|---|---|---|---|
| 50m freestyle | 21.81 | Deniel Nankov | Psk Cherno More | 24 November 2022 | Bulgarian Championships | Burgas, Bulgaria | [36] | |
| 50m freestyle | 21.50 | h, # | Deniel Nankov | 14 December 2024 | World Championships | Budapest, Hungary | [37] | |
| 100m freestyle | 47.30 | h | Deniel Nankov | 14 December 2022 | World Championships | Melbourne, Australia | [38] | |
| 200m freestyle | 1:43.48 | h | Petar Mitsin | 18 December 2022 | World Championships | Melbourne, Australia | [39] | |
| 400m freestyle | 3:38.94 | h | Petar Mitsin | 12 December 2024 | World Championships | Budapest, Hungary | [40] | |
| 800m freestyle | 7:47.77 | h | Petar Mitsin | 9 December 2023 | European Championships | Otopeni, Romania | [41] | |
| 800m freestyle | 7:47.13 | †, not ratified | Petar Mitsin | Vihren | 22 November 2023 | Bulgarian Championships | Burgas, Bulgaria | [42] |
| 1500m freestyle | 14:45.49 | Petar Mitsin | Vihren | 22 November 2023 | Bulgarian Championships | Burgas, Bulgaria | [43] | |
| 50m backstroke | 24.37 | r | Vladislav Terziev | Psk Cherno More | 28 November 2021 | Bulgarian Championships | Burgas, Bulgaria | [44] |
| 100m backstroke | 52.46 | h | Kaloyan Levterov | 7 December 2023 | European Championships | Otopeni, Romania | [45] | |
| 200m backstroke | 1:52.25 | Daren Kirilov | Dorostol | 20 November 2025 | Bulgarian Championships | Burgas, Bulgaria | [46] | |
| 50m breaststroke | 26.83 | Tonislav Sabev | Sprint Sofia | 30 November 2024 | Bulgarian Championships | Burgas, Bulgaria | [47] | |
| 100m breaststroke | 58.27 | h | Lyubomir Epitropov | 16 December 2021 | World Championships | Abu Dhabi, United Arab Emirates | [48] | |
| 200m breaststroke | 2:06.44 | h | Lyubomir Epitropov | 18 December 2021 | World Championships | Abu Dhabi, United Arab Emirates | [49] | |
| 50m butterfly | 23.14 | h | Antani Ivanov | 5 November 2021 | European Championships | Kazan, Russia | [50] | |
| 100m butterfly | 50.20 | sf | Antani Ivanov | 2 November 2021 | European Championships | Kazan, Russia | [51] | |
| 200m butterfly | 1:51.49 | h | Antani Ivanov | 16 December 2021 | World Championships | Abu Dhabi, United Arab Emirates | [52] | |
| 100m individual medley | 53.24 | Josif Miladinov | SC Uster | 18 November 2023 | Swiss Championships | Uster, Switzerland | [53] | |
| 200m individual medley | 1:54.50 | h | Kaloyan Bratanov | 13 December 2022 | World Championships | Melbourne, Australia | [54] | |
| 400m individual medley | 4:10.98 | Mihail Alexandrov | 9 December 2005 | European Championships | Trieste, Italy | [55] | ||
| 4×50m freestyle relay | 1:26.58 | h |
| 15 December 2022 | World Championships | Melbourne, Australia | [56] | |
| 4×100m freestyle relay | 3:12.15 | h |
| 13 December 2022 | World Championships | Melbourne, Australia | [57] | |
| 4×200m freestyle relay | 6:56.42 | h |
| 16 December 2022 | World Championships | Melbourne, Australia | [58] | |
| 4×50m medley relay | 1:36.78 |
| Sprint Sofia | 26 November 2023 | Bulgarian Championships | Burgas, Bulgaria | [59] | |
| 4×100m medley relay | 3:33.05 | h |
| 18 December 2022 | World Championships | Melbourne, Australia | [60] |
| Event | Time | Name | Club | Date | Meet | Location | Ref | |
|---|---|---|---|---|---|---|---|---|
| 50 m freestyle | 24.82 | r | Diana Petkova | Sprint | 21 December 2019 | Bulgarian Championships | Sofia, Bulgaria | [61] |
| 100 m freestyle | 53.85 | h | Nina Rangelova | 4 December 2014 | World Championships | Doha, Qatar | [62] | |
| 200 m freestyle | 1:56.01 | h | Nina Rangelova | 7 December 2014 | World Championships | Doha, Qatar | [63] | |
| 400 m freestyle | 4:06.00 | h | Nina Rangelova | 17 December 2010 | World Championships | Dubai, United Arab Emirates | [64] | |
| 800 m freestyle | 8:25.04 | Antoaneta Strumenlieva | - | 18 March 1988 | - | Blagoevgrad, Bulgaria | ||
| 1500 m freestyle | 16:32.4 | Antoaneta Strumenlieva | - | 23 January 1988 | - | Plovdiv, Bulgaria | ||
| 50 m backstroke | 27.30 | sf | Ekaterina Avramova | 10 December 2011 | European Championships | Szczecin, Poland | [65] | |
| 100 m backstroke | 58.58 | Gabriela Georgieva | Damini LV | 24 November 2023[b] | Bulgarian Championships | Burgas, Bulgaria | [66] | |
| 200 m backstroke | 2:04.37 | sf | Gabriela Georgieva | 6 December 2023 | European Championships | Otopeni, Romania | [67] | |
| 50 m breaststroke | 30.04 | sf | Diana Petkova | 9 December 2023 | European Championships | Otopeni, Romania | [68] | |
| 100 m breaststroke | 1:05.63 | h | Diana Petkova | 5 December 2023 | European Championships | Otopeni, Romania | [69] | |
| 200 m breaststroke | 2:25.95 | Tanya Dangalakova | - | 20 March 1988 | - | Blagoevgrad, Bulgaria | ||
| 50 m butterfly | 26.91 | Diana Petkova | Sprint Sofia | 29 November 2024 | Bulgarian Championships | Burgas, Bulgaria | [70] | |
| 100 m butterfly | 1:00.34 | Dobromira Ivanova | Briz | 6 March 2016 | Bulgarian Championships | Sofia, Bulgaria | [71] | |
| 200 m butterfly | 2:12.94 | Nevyana Miteva | - | 18 March 1988 | - | Blagoevgrad, Bulgaria | ||
| 100 m individual medley | 58.28 | sf | Diana Petkova | 12 December 2024 | World Championships | Budapest, Hungary | [72] | |
| 200 m individual medley | 2:09.50 | h | Diana Petkova | 10 December 2024 | World Championships | Budapest, Hungary | [73] | |
| 400 m individual medley | 4:44.30 | Antoaneta Strumenlieva | - | 17 March 1988 | - | Blagoevgrad, Bulgaria | ||
| 4×50 m freestyle relay | 1:46.08 |
| Sprint Sofia | 30 November 2024 | Bulgarian Championships | Burgas, Bulgaria | [74] | |
| 4×100 m freestyle relay | 3:51.04 | - | 18 March 1988 | - | Blagoevgrad, Bulgaria | |||
| 4×200 m freestyle relay | 8:34.6 | - | 5 March 1987 | - | Sofia, Bulgaria | |||
| 4×50 m medley relay | 1:53.77 |
| Sprint Sofia | 1 December 2024 | Bulgarian Championships | Burgas, Bulgaria | [75] | |
| 4×100 m medley relay | 4:13.74 | - | 10 December 1989 | - | Sabadell, Spain |
| Event | Time | Name | Club | Date | Meet | Location | Ref | |
|---|---|---|---|---|---|---|---|---|
| 4×50 m freestyle relay | ||||||||
| 4×50 m medley relay | 1:40.51 | h |
| 13 December 2018 | World Championships | Hangzhou, China | [76] |