| ITF - Calabasas M25 | 03/22 01:25 | 26 | Jenson Brooksby v Alexander Ritschard | 4-6,6-7 | |
| ITF - Calabasas M25 | 03/19 18:50 | 25 | [492] Alexander Ritschard v Joao Menezes [374] | 6-4,3-6,6-2 | |
| ITF - Bakersfield M25 | 03/14 20:30 | 26 | Alexander Ritschard v Jenson Brooksby | 7-6,5-7,6-7 | |
| ITF - Bakersfield M25 | 03/14 04:10 | 25 | [361] Ryan Shane v Alexander Ritschard [491] | 5-7,5-7 | |
| ITF - Glasgow M25 | 02/21 10:00 | 26 | Alexander Ritschard v Ryan Peniston | 6-4,5-7,1-6 | |
| ITF - Glasgow M25 | 02/19 11:40 | 25 | Sadio Doumbia v Alexander Ritschard | 3-6,4-6 | |
| ITF - Glasgow M25 | 02/18 18:05 | 45 | Xin Gao v Alexander Ritschard | 4-6,2-6 | |
| ITF - Glasgow M25 | 02/18 11:10 | 45 | Connor Thomson v Alexander Ritschard | 0-6,3-6 | |
| ITF - Barnstaple M25 | 02/11 17:15 | 45 | Alexander Ritschard v Mark Whitehouse | 3-6,1-6 | |
| ITF - Barnstaple M25 | 02/11 13:25 | 45 | Alexander Ritschard v Jonathan Binding | 7-6,6-2 | |
| ITF M25 Oberentfelden | 02/05 16:00 | 25 | Tobias Simon v Alexander Ritschard | 6-7,6-1,7-6 | |
| ITF - Antalya M15 | 01/17 09:55 | 26 | Alexander Ritschard v Paul Woerner | Retired | |
| ITF - Antalya M15 | 01/17 07:00 | 25 | Alexander Ritschard v Sarp Agabigun | 6-2,6-1 | |
| ITF - Bagnoles-de-l'Orne M15 | 01/10 09:00 | 26 | Alexander Ritschard v Clement Geens | 6-7,2-6 | |
| ITF - Bagnoles-de-l'Orne M15 | 01/09 09:00 | 25 | Alexander Ritschard v Louis Dussin | 7-5,6-1 | |
| Challenger Champaign | 11/12 18:00 | 25 | [94] Marcel Granollers v Alexander Ritschard [470] | 6-1,6-1 | |
| Challenger Charlottesville | 10/27 14:00 | 45 | [292] Tommy Paul v Alexander Ritschard [471] | 6-3,6-7,6-4 | |
| ITF USA F27 | 10/13 15:00 | 25 | Alexander Ritschard v Andrew Watson | Cancelled | |
| Challenger Stockton | 09/30 21:10 | 46 | [466] Alexander Ritschard v Tommy Paul [343] | 4-6,4-6 | |
| Challenger Stockton | 09/29 23:05 | 45 | [466] Alexander Ritschard v Frederik Nielsen [68] | 6-4,7-6 | |
| Challenger Tiburon | 09/22 18:50 | 45 | [468] Alexander Ritschard v Alejandro Gonzalez [331] | 1-6,4-6 | |
| ITF Switzerland F5 | 09/06 11:00 | 27 | [330] Harri Heliovaara v Alexander Ritschard [490] | 7-6,6-2 | |
| ITF Switzerland F5 | 09/05 10:00 | 26 | [466] Petr Nouza v Alexander Ritschard [490] | 4-6,2-6 | |
| ITF Switzerland F5 | 09/04 13:30 | 25 | Nicholas Bybel v Alexander Ritschard | 4-6,1-6 | |
| Challenger Binghamton | 07/26 17:50 | 25 | [250] Evgeny Karlovskiy v Alexander Ritschard [495] | 6-2,6-4 | |
| Challenger Binghamton Qual | 07/23 14:00 | 54 | [393] Antoine Escoffier v Alexander Ritschard [495] | 1-6,4-6 | |
| Challenger Binghamton Qual | 07/22 14:45 | 46 | [495] Alexander Ritschard v Gerard Granollers [425] | 4-6,6-4,7-5 | |
| Challenger Binghamton Qual | 07/21 16:35 | 45 | Tom Jomby v Alexander Ritschard | 4-6,6-7 | |
| Challenger Gatineau Qual | 07/14 23:30 | 45 | [494] Ronnie Schneider v Alexander Ritschard [486] | 6-1,6-4 | |
| Challenger Winnetka Qual | 07/09 15:00 | 54 | Guy Orly Iradukunda v Alexander Ritschard | 6-4,7-5 |
Wikipedia - Alexander Ritschard
Alexander Ritschard (ur. 24 marca 1994 w Zurychu) – szwajcarski tenisista, w latach 2018–2022 reprezentujący Stany Zjednoczone.