At the [[2018 Summer Youth Olympics]], Kolesnikov was chosen the [[flag bearer]] for Russia.[https://stillmed.olympic.org/media/Document%20Library/OlympicOrg/News/2018/10/05/Flag-Bearers-Opening-Ceremony-Buenos-Aires-2018.pdf Opening Ceremony Flag Bearers – Buenos Aires 2018] He won a total of six gold medals there.[https://www.insidethegames.biz/articles/1071000/kolesnikov-and-minakov-clinch-sixth-gold-medals-as-swimming-programme-concludes-at-buenos-aires-2018 Kolesnikov and Minakov clinch sixth gold medals as swimming programme concludes at Buenos Aires 2018]
At the [[2018 Summer Youth Olympics]], Kolesnikov was chosen the [[flag bearer]] for Russia.[https://stillmed.olympic.org/media/Document%20Library/OlympicOrg/News/2018/10/05/Flag-Bearers-Opening-Ceremony-Buenos-Aires-2018.pdf Opening Ceremony Flag Bearers – Buenos Aires 2018] He won a total of six gold medals there.[https://www.insidethegames.biz/articles/1071000/kolesnikov-and-minakov-clinch-sixth-gold-medals-as-swimming-programme-concludes-at-buenos-aires-2018 Kolesnikov and Minakov clinch sixth gold medals as swimming programme concludes at Buenos Aires 2018]
At the 2023 Russian National Championships, conducted in long course metres in April at the [[Palace of Water Sports]] in [[Kazan]], Kolesnikov won the gold medal in the 100 metre backstroke with a time of 52.54 seconds.[https://new.russwimming.ru/upload/live/4R_LC_2023/ResultList_103F.pdf “ЧЕМПИОНАТ РОССИИ 2023: Дистанция 103 Мужчины, 100m На спине Мужчины”] (in Russian). ”Russian Swimming Federation”. 17 April 2023. Retrieved 17 April 2023.[https://athletistic.com/other-sports/250222.html “Swimmer Kolesnikov on the best result of the season in the world: “Cool, but compared to the record – swimming for children””]. ”athletistic.com”. 17 April 2023. Retrieved 18 April 2023.[https://www.nuoto.com/2023/04/17/campionati-nazionali-di-russia-day-2-kolesnikov-kliment-100-dorso-52-54-shimanovic-ilya-100-rana-58-75/ “Campionati Nazionali di Russia. Day 2. Kliment Kolesnikov: 100 dorso (52.54). Shimanovic Ilya: 100 rana (58.75)”] (in Italian). ”nuoto.com”. 17 April 2023. Retrieved 17 April 2023. In the finals session on day four, he first won a gold medal in the 50 metre backstroke with a time of 24.12 seconds, then followed up approximately 75 minutes later with a gold medal in the 50 metre freestyle with a time of 21.91 seconds.[https://new.russwimming.ru/upload/live/4R_LC_2023/ResultList_117F.pdf “ЧЕМПИОНАТ РОССИИ 2023: Дистанция 24 Мужчины, 50m Баттерфляй Мужчины”] (in Russian). ”Russian Swimming Federation”. 19 April 2023. Retrieved 19 April 2023.[https://new.russwimming.ru/upload/live/4R_LC_2023/ResultList_120F.pdf “ЧЕМПИОНАТ РОССИИ 2023: Дистанция 120 Мужчины, 50m Вольный стиль Мужчины”] (in Russian). ”Russian Swimming Federation”. 19 April 2023. Retrieved 19 April 2023.
At the 2023 Russian National Championships, conducted in long course metres in April at the [[Palace of Water Sports]] in [[Kazan]], Kolesnikov won the gold medal in the 100 metre backstroke with a time of 52.54 seconds.[https://new.russwimming.ru/upload/live/4R_LC_2023/ResultList_103F.pdf “ЧЕМПИОНАТ РОССИИ 2023: Дистанция 103 Мужчины, 100m На спине Мужчины”] (in Russian). ”Russian Swimming Federation”. 17 April 2023. Retrieved 17 April 2023.[https://athletistic.com/other-sports/250222.html “Swimmer Kolesnikov on the best result of the season in the world: “Cool, but compared to the record – swimming for children””]. ”athletistic.com”. 17 April 2023. Retrieved 18 April 2023.[https://www.nuoto.com/2023/04/17/campionati-nazionali-di-russia-day-2-kolesnikov-kliment-100-dorso-52-54-shimanovic-ilya-100-rana-58-75/ “Campionati Nazionali di Russia. Day 2. Kliment Kolesnikov: 100 dorso (52.54). Shimanovic Ilya: 100 rana (58.75)”] (in Italian). ”nuoto.com”. 17 April 2023. Retrieved 17 April 2023. In the finals session on day four, he first won a gold medal in the 50 metre backstroke with a time of 24.12 seconds, then followed up approximately 75 minutes later with a gold medal in the 50 metre freestyle with a time of 21.91 seconds.[https://new.russwimming.ru/upload/live/4R_LC_2023/ResultList_117F.pdf “ЧЕМПИОНАТ РОССИИ 2023: Дистанция 24 Мужчины, 50m Баттерфляй Мужчины”] (in Russian). ”Russian Swimming Federation”. 19 April 2023. Retrieved 19 April 2023.[https://new.russwimming.ru/upload/live/4R_LC_2023/ResultList_120F.pdf “ЧЕМПИОНАТ РОССИИ 2023: Дистанция 120 Мужчины, 50m Вольный стиль Мужчины”] (in Russian). ”Russian Swimming Federation”….
