| Challenger Rome | 04/25 11:05 | 19 | [328] Michael Geerts v Otto Virtanen [371] | 6-1,4-6,6-4 | |
| Challenger Rome | 04/24 11:20 | 14 | [415] Francesco Vilardo v Otto Virtanen [371] | 1-6,1-6 | |
| Challenger Split | 04/17 08:00 | 14 | [316] Oriol Roca Batalla v Otto Virtanen [369] | 6-1,7-6 | |
| Challenger Lugano | 03/30 12:50 | 26 | [412] Otto Virtanen v Marius Copil [257] | 1-6,4-6 | |
| Challenger Lugano | 03/29 13:35 | 25 | Kilian Feldbausch v Otto Virtanen | 1-6,2-6 | |
| Challenger Lugano | 03/28 08:00 | 19 | [412] Otto Virtanen v Jakub Paul [449] | 0-6,6-4,7-6 | |
| Challenger Lugano | 03/27 08:00 | 14 | [301] Alexey Vatutin v Otto Virtanen [412] | 2-6,6-7 | |
| Challenger Biel | 03/24 11:25 | 26 | [292] Leandro Riedi v Otto Virtanen [412] | 6-4,6-4 | |
| Challenger Biel | 03/22 13:20 | 25 | [410] Otto Virtanen v Hiroki Moriya [261] | 7-6,6-4 | |
| Challenger Biel | 03/21 10:00 | 19 | [410] Otto Virtanen v David Poljak [382] | 7-6,6-3 | |
| Challenger Biel | 03/20 10:30 | 14 | [170] Ramkumar Ramanathan v Otto Virtanen [410] | 4-6,2-6 | |
| ITF M25 Trimbach | 03/18 12:15 | 27 | Otto Virtanen v Johannes Haerteis | 4-6,6-4,4-6 | |
| ITF M25 Trimbach | 03/17 09:00 | 26 | Otto Virtanen v Tim Handel | 6-3,6-4 | |
| ITF M25 Trimbach | 03/16 09:00 | 25 | Otto Virtanen v Petr Nouza | 4-6,6-3,7-5 | |
| Davis Cup | 03/05 16:45 | 45 | [405] Otto Virtanen v Zizou Bergs [163] | 4-6,0-6 | |
| Davis Cup | 03/04 15:55 | 45 | [405] Otto Virtanen v David Goffin [68] | 5-7,6-3,3-6 | |
| Challenger Forli Qual | 02/20 08:30 | 14 | [228] Michael Mmoh v Otto Virtanen [358] | 4-6,6-3,6-2 | |
| ITF M25 Shrewsbury | 02/08 11:30 | 25 | Otto Virtanen v Valentin Royer | 6-7,6-7 | |
| ITF M25 Vilnius | 01/22 09:55 | 29 | Denis Yevseyev v Otto Virtanen | 5-7,6-3,7-6 | |
| ITF M25 Vilnius | 01/21 12:00 | 28 | [451] David Poljak v Otto Virtanen [396] | 4-6,4-6 | |
| ITF M25 Vilnius | 01/20 10:30 | 27 | Otto Virtanen v Henri Squire | 6-3,7-6 | |
| ITF M25 Vilnius | 01/19 11:40 | 26 | Otto Virtanen v Aliaksandr Bulitski | 6-0,6-1 | |
| ITF M25 Vilnius | 01/18 12:50 | 25 | Otto Virtanen v Michal Dembek | 6-1,6-2 | |
| Challenger Manama | 11/23 08:00 | 25 | [289] Hiroki Moriya v Otto Virtanen [388] | 6-3,6-2 | |
| Challenger Helsinki | 11/17 15:20 | 25 | [222] Ramkumar Ramanathan v Otto Virtanen [383] | 4-6,6-4,6-3 | |
| Challenger Eckental | 10/31 11:55 | 14 | [377] Otto Virtanen v Tobias Simon [460] | 1-6,4-6 | |
| Challenger Ismaning | 10/28 11:00 | 26 | [141] Maxime Cressy v Otto Virtanen [377] | 7-6,3-6,7-5 | |
| Challenger Ismaning | 10/26 15:10 | 25 | Otto Virtanen v Max Hans Rehberg | 7-5,6-2 | |
| Challenger Ismaning | 10/25 11:50 | - | [377] Otto Virtanen v Johannes Haerteis [427] | 4-6,6-3,6-3 | |
| Challenger Ismaning | 10/24 14:10 | 26 | [249] Nicola Kuhn v Otto Virtanen [367] | 2-6,6-2,1-6 |
Wikipedia - Otto Virtanen
Otto Virtanen (born 21 June 2001) is a Finnish professional tennis player.
Virtanen has a career high ATP singles ranking of No. 109 achieved on 3 April 2023. He also has a career high ATP doubles ranking of No. 243 achieved on 19 June 2023. He is currently the No. 2 Finnish singles tennis player.
Virtanen won the Boys' Doubles title in the Wimbledon Championships in 2018. In December 2018 Virtanen won the singles tournament, the Orange Bowl.
History
2022: First Challenger title
He won his first Challenger title at the 2022 Trofeo Faip–Perrel and reached the top 200 at world No. 195 on 7 November 2022.
2023: Top 150 and Grand Slam debut
Following a second title at the 2023 Challenger Città di Lugano he reached the top 150 at No. 139 on 20 March 2023, and a third title in Lille the top 110 at No. 109 on 3 April 2023.
He made his Grand Slam debut at the 2023 US Open after qualifying into the main draw.