[224] Ryan Harrison 4-6,3-6 Michael Mmoh [173] 2021-04-21 19:00
Stadium: Stadium Court Round: 26 Ground: Clay
Head to Head
| Challenger Las Vegas | 2015/10/20 21:00 | Michael Mmoh v Ryan Harrison | 6-2,6-3 |
Home History
| Challenger Tallahassee | 2021/04/20 14:00 | Ryan Harrison v Donald Young | 2-6,6-3,6-3 |
| ATP Delray Beach | 2021/01/07 19:30 | Gianluca Mager v Ryan Harrison | 3-6,6-1,6-4 |
| ATP Acapulco | 2020/02/23 01:00 | Daniel Altmaier v Ryan Harrison | 6-2,6-3 |
| ATP Delray Beach | 2020/02/19 17:30 | Soonwoo Kwon v Ryan Harrison | 6-4,3-6,7-6 |
| ATP Delray Beach | 2020/02/17 17:45 | Ryan Harrison v Damir Dzumhur | 6-3,6-2 |
| Challenger Cleveland | 2020/02/13 19:55 | Geoffrey Blancaneaux v Ryan Harrison | 6-3,3-6,6-2 |
| Challenger Cleveland | 2020/02/13 00:05 | Ryan Harrison v Sebastian Ofner | 6-3,6-7,6-3 |
| Challenger Cleveland | 2020/02/10 23:00 | Ryan Harrison v Collin Altamirano | 6-4,7-6 |
Away History
| Challenger Tallahassee | 2021/04/19 19:10 | Peter Polansky v Michael Mmoh | 5-7,6-7 |
| Challenger Orlando | 2021/04/16 17:10 | Michael Mmoh v Denis Kudla | 5-7,3-6 |
| Challenger Orlando | 2021/04/15 14:00 | Christopher Eubanks v Michael Mmoh | 6-3,3-6,2-6 |
| Challenger Orlando | 2021/04/13 20:20 | Michael Mmoh v Martin Damm | 6-4,4-6,6-1 |
| ATP Miami | 2021/03/25 23:20 | Michael Mmoh v Lorenzo Musetti | 4-6,4-6 |
| ATP Singapore | 2021/02/22 12:25 | Michael Mmoh v Yoshihito Nishioka | 2-6,6-3,3-6 |
| Australian Open | 2021/02/11 10:35 | Michael Mmoh v Rafael Nadal | 1-6,4-6,2-6 |
| Australian Open | 2021/02/09 04:45 | Michael Mmoh v Viktor Troicki | 7-6,6-7,3-6,7-6,7-5 |