Born: 18/04/1999
Height: 178 cm
Nationality: Russian 
Style: Right-handed, Shakehand
Best WR: 135 (September 2026)
Denis Ivonin was born 18 April, 1999 in Kirov, Russia.
In 2023, he became the Russian champion in singles event. On club level, Ivonin has won 6 Russian Premier League and two Champions League titles.
PROFESSIONAL TOUR DOUBLES ACCOLADES
2026 
WTT Feeder Tashkent 
WTT Star Contender Astana 
NATIONAL CHAMPIONSHIPS
2021 Moscow (Doubles)
2022 Orenburg (Doubles)
2023 Orenburg 
(Singles) (Doubles)
2024 Saint Petersburg (Doubles)
2026 Moscow (Singles) (Doubles)
CLUB CHAMPIONSHIPS
2015 Russia 1st 
Champions League (Gazprom Fakel Orenburg)
2016 Russia 1st Champions League (Gazprom Fakel Orenburg)
2017 Russia 1st Champions League (Gazprom Fakel Orenburg)
2018 Russia 1st Champions League (Gazprom Fakel Orenburg)
2019 Russia 1st Champions League (Gazprom Fakel Orenburg)
2020 Russia 1st (Gazprom Fakel Orenburg)
2021 Russia 1st Champions League (Gazprom Fakel Orenburg)
2022 Russia 1st Champions League (Gazprom Fakel Orenburg)
2023 Russia 1st (Gazprom Fakel Orenburg)
2024 Russia 1st (Gazprom Fakel Orenburg)
2025 Russia 1st (Gazprom Fakel Orenburg)
2026 Russia 1st (Gazprom Fakel Orenburg)