| Challenger Zug | 07/25 10:30 | 25 | [173] Alexander Ritschard v Tim Handel [498] | 6-2,6-1 | |
| ATP Gstaad | 07/17 10:05 | 25 | [110] Jaume Munar v Alexander Ritschard [163] | 6-3,6-3 | |
| Challenger Salzburg | 07/10 16:05 | 25 | [161] Alexander Ritschard v Marco Trungelliti [236] | 6-1,3-6,5-7 | |
| Wimbledon | 06/26 15:35 | 14 | [346] Billy Harris v Alexander Ritschard [161] | 5-7,7-6,6-2 | |
| Challenger Ilkley | 06/20 12:55 | 25 | [97] Jason Kubler v Alexander Ritschard [160] | 6-3,6-7,6-3 | |
| Challenger Lyon | 06/18 13:00 | 29 | [156] Felipe Meligeni Rodrigues Alves v Alexander Ritschard [195] | 6-4,0-6,7-6 | |
| Challenger Lyon | 06/17 15:40 | 28 | Alexander Ritschard v Gabriel Debru | 6-7,6-3,6-2 | |
| Challenger Lyon | 06/16 15:10 | 27 | [195] Alexander Ritschard v Salvatore Caruso [288] | 4-6,6-3,6-4 | |
| Challenger Lyon | 06/14 13:35 | 26 | [322] Jules Marie v Alexander Ritschard [195] | 3-6,2-6 | |
| Challenger Lyon | 06/12 10:40 | 25 | [191] Harold Mayot v Alexander Ritschard [195] | 7-6,2-6,2-6 | |
| French Open | 05/22 13:45 | 14 | [215] Chun Hsin Tseng v Alexander Ritschard [190] | 7-6,3-6,6-3 | |
| Challenger Oeiras | 05/18 10:00 | 27 | [127] Aleksandar Vukic v Alexander Ritschard [191] | 7-5,6-3 | |
| Challenger Oeiras | 05/17 11:00 | 26 | [191] Alexander Ritschard v Mate Valkusz [279] | 6-3,6-0 | |
| Challenger Oeiras | 05/15 15:20 | 25 | Martin Landaluce v Alexander Ritschard | 5-7,1-6 | |
| Challenger Mauthausen | 05/11 09:30 | 26 | [191] Alexander Ritschard v Hamad Medjedovic [214] | 3-6,1-6 | |
| Challenger Mauthausen | 05/09 08:00 | 25 | [128] Gijs Brouwer v Alexander Ritschard [191] | 4-6,6-3,3-6 | |
| Challenger Rzym | 04/28 09:30 | 27 | [195] Alexander Ritschard v Joris De Loore [198] | 7-5,1-6,4-6 | |
| Challenger Rzym | 04/26 11:35 | 26 | [348] Alexander Weis v Alexander Ritschard [195] | 5-7,2-6 | |
| Challenger Rzym | 04/24 13:00 | 25 | [195] Alexander Ritschard v Nino Serdarusic [292] | 7-6,7-5 | |
| ATP Monachium | 04/20 09:00 | 26 | [68] Marcos Giron v Alexander Ritschard [209] | 4-6,6-3,6-3 | |
| ATP Monachium | 04/18 12:15 | 25 | [209] Alexander Ritschard v Jan-Lennard Struff [64] | 7-5,7-5 | |
| ATP Monachium | 04/16 10:00 | 19 | Riccardo Bonadio v Alexander Ritschard | Walkover | |
| ATP Monachium | 04/15 11:25 | 14 | [317] Alexey Vatutin v Alexander Ritschard [205] | 7-5,4-6,5-7 | |
| Challenger Murcia | 04/06 09:00 | 26 | [251] Jesper De Jong v Alexander Ritschard [189] | 6-4,6-1 | |
| Challenger Murcia | 04/04 13:00 | 25 | [212] Michael Geerts v Alexander Ritschard [189] | 6-4,4-6,3-6 | |
| Challenger Sanremo | 03/26 13:10 | 14 | [186] Alexander Ritschard v Federico Arnaboldi [479] | 4-6,3-6 | |
| Challenger Biel | 03/20 17:10 | 25 | [186] Alexander Ritschard v Benjamin Hassan [325] | 6-7,6-4,6-7 | |
| Challenger Lugano | 03/08 13:30 | 26 | [195] Alexander Ritschard v Cem Ilkel [280] | 6-2,1-6,4-6 | |
| Challenger Lugano | 03/06 18:00 | 25 | [179] Zsombor Piros v Alexander Ritschard [195] | 6-3,4-6,5-7 | |
| Challenger Pau | 03/02 14:10 | 26 | [167] Laurent Lokoli v Alexander Ritschard [198] | 4-6,7-5,6-3 |
Wikipedia - Alexander Ritschard
Alexander Ritschard (ur. 24 marca 1994 w Zurychu) – szwajcarski tenisista, w latach 2018–2022 reprezentujący Stany Zjednoczone.