| Challenger Savannah | 04/23 14:00 | 25 | [451] Stefan Kozlov v Alexander Ritschard [209] | 3-6,5-7 | |
| Challenger Tallahassee | 04/19 17:40 | 27 | Alexander Ritschard v Calvin Hemery | 5-7,7-6,4-6 | |
| Challenger Tallahassee | 04/18 16:30 | 26 | [195] Alexander Ritschard v Bogdan Bobrov [404] | 6-3,3-6,6-1 | |
| Challenger Tallahassee | 04/16 18:30 | 25 | [195] Alexander Ritschard v Bruno Kuzuhara [468] | 6-4,7-5 | |
| Challenger Sarasota | 04/11 23:30 | 26 | [195] Alexander Ritschard v Thanasi Kokkinakis [106] | 2-6,1-6 | |
| Challenger Sarasota | 04/09 20:30 | 25 | [195] Alexander Ritschard v Giovanni Fonio [304] | 6-3,6-1 | |
| ATP Houston | 04/02 01:10 | 25 | [194] Alexander Ritschard v J.J. Wolf [96] | 3-6,6-2,4-6 | |
| ATP Houston | 03/31 16:00 | 19 | [146] Valentin Vacherot v Alexander Ritschard [194] | 6-7,6-7 | |
| ATP Houston | 03/30 18:25 | 14 | [320] Alex Rybakov v Alexander Ritschard [194] | 4-6,4-6 | |
| Challenger Amburgo | 03/15 11:00 | 27 | [307] Alexander Blockx v Alexander Ritschard [198] | 7-5,6-2 | |
| Challenger Amburgo | 03/14 09:30 | 26 | [247] Jakub Paul v Alexander Ritschard [198] | 6-3,6-7,2-6 | |
| Challenger Amburgo | 03/12 14:00 | 25 | [493] Kenny de Schepper v Alexander Ritschard [198] | 6-3,1-6,3-6 | |
| Challenger Lugano | 03/06 14:05 | 26 | [152] Radu Albot v Alexander Ritschard [198] | 1-6,6-4,6-4 | |
| Challenger Lugano | 03/05 10:40 | 25 | [198] Alexander Ritschard v Ricardas Berankis [254] | 4-6,6-1,6-4 | |
| ATP Doha | 02/17 10:20 | 14 | [73] Alexandre Muller v Alexander Ritschard [181] | 6-1,6-2 | |
| Challenger Manama | 02/14 10:00 | 26 | [181] Alexander Ritschard v Mikhail Kukushkin [231] | 4-6,4-6 | |
| Challenger Manama | 02/13 13:05 | 25 | [158] Elias Ymer v Alexander Ritschard [181] | 2-6,4-6 | |
| Challenger Nottingham | 02/07 14:55 | 26 | [183] Alexander Ritschard v Alexander Blockx [338] | 6-7,6-3,4-6 | |
| Challenger Nottingham | 02/06 10:30 | 25 | [183] Alexander Ritschard v Lorenzo Giustino [329] | 6-4,6-3 | |
| Challenger Ottignies | 01/25 09:00 | 26 | [197] Alexander Ritschard v Marc-Andrea Huesler [200] | 2-6,1-6 | |
| Challenger Ottignies | 01/23 15:15 | 25 | [259] Raul Brancaccio v Alexander Ritschard [197] | 0-6,4-6 | |
| Australian Open | 01/11 23:00 | 19 | [198] Alexander Ritschard v Giulio Zeppieri [134] | 3-6,3-6 | |
| Australian Open | 01/10 23:00 | 15 | [224] Jules Marie v Alexander Ritschard [198] | 7-6,3-6,2-6 | |
| Australian Open | 01/09 03:00 | 14 | [198] Alexander Ritschard v Clement Tabur [232] | 7-6,6-3 | |
| Challenger Canberra | 01/04 03:05 | 27 | Jakub Mensik v Alexander Ritschard | Walkover | |
| Challenger Canberra | 01/03 02:00 | 26 | [221] Alexander Ritschard v Damir Dzumhur [154] | Retired | |
| Challenger Canberra | 01/02 03:20 | 25 | [292] Jiri Vesely v Alexander Ritschard [221] | 3-6,5-7 | |
| Challenger Canberra | 01/01 00:20 | 19 | [187] Daniel Rincon v Alexander Ritschard [221] | 3-6,6-7 | |
| Challenger Canberra | 12/31 05:00 | 45 | Thomas Nicholas Gadecki v Alexander Ritschard | 2-6,2-6 | |
| Challenger Knoxville | 11/10 17:00 | 27 | [229] Alexander Ritschard v Tennys Sandgren [267] | 6-7,4-6 |
Wikipedia - Alexander Ritschard
Alexander Ritschard (Zurigo, 24 marzo 1994) è un tennista svizzero con passaporto statunitense.
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