| Challenger Acapulco | 04/16 22:00 | 25 | [363] Aidan Mchugh v Ryan Seggerman [133] | 6-3,6-2 | |
| Challenger Acapulco | 04/15 22:00 | 19 | [133] Ryan Seggerman v Daniil Glinka [448] | 4-6,6-4,6-3 | |
| Challenger Acapulco | 04/14 22:00 | 14 | [425] Matias Soto v Ryan Seggerman [131] | 4-6,1-6 | |
| Challenger Morelos | 04/08 18:25 | 19 | [333] Nicolas Mejia v Ryan Seggerman [131] | 6-3,6-7,6-1 | |
| Challenger Morelos | 04/07 23:00 | 14 | Ryan Seggerman v Karue Sell | 6-4,6-3 | |
| Challenger Mexico City | 04/01 17:00 | 19 | [356] Gerard Campana Lee v Ryan Seggerman [150] | 6-3,7-6 | |
| Challenger Mexico City | 03/31 16:00 | 14 | [156] Ryan Seggerman v Daniil Glinka [461] | 6-7,7-6,7-6 | |
| Challenger San Luis Potosi | 03/24 20:50 | 14 | [156] Ryan Seggerman v Elmar Ejupovic [476] | 6-7,5-7 | |
| Challenger Indian Wells | 01/23 21:15 | 25 | [217] Ryan Seggerman v Brandon Holt [244] | 3-6,4-6 | |
| Challenger Indian Wells | 01/18 18:00 | 26 | [217] Ryan Seggerman v Marco Trungelliti [224] | 5-7,6-3,6-7 | |
| Challenger Indian Wells | 01/15 23:50 | 25 | [424] Evan Zhu v Ryan Seggerman [217] | 5-7,2-6 | |
| UTR Pro California | 12/23 16:00 | - | Ryan Seggerman v Boris Kozlov | 6-7,1-6 | |
| UTR Pro California | 12/20 20:30 | - | Ryan Seggerman v Maciej Rajski | 5-3 | |
| UTR Pro California | 12/19 23:07 | - | Aram Noroozian v Ryan Seggerman | 2-6,3-6 | |
| UTR Pro California | 12/19 00:35 | - | Theodore Dean v Ryan Seggerman | 6-3,6-0 | |
| UTR Pro California | 12/18 16:00 | - | David Duong v Ryan Seggerman | 4-6,4-5 | |
| Challenger Calgary | 11/08 01:25 | 25 | [404] Toby Samuel v Ryan Seggerman [232] | 7-6,7-6 | |
| Challenger Calgary | 11/06 17:00 | 19 | [251] Ben Jones v Ryan Seggerman [232] | 3-6,6-7 | |
| Challenger Calgary | 11/05 19:55 | 14 | Drew Van Orderlain v Ryan Seggerman | 4-6,4-6 | |
| Challenger Sydney | 11/01 00:00 | 26 | [438] Blake Mott v Ryan Seggerman [278] | 6-2,6-3 | |
| Challenger Sydney | 10/31 05:20 | 25 | [278] Ryan Seggerman v Benjamin Lock [345] | 6-3,4-6,6-4 | |
| Challenger Sydney | 10/30 01:35 | 19 | [432] Blake Mott v Ryan Seggerman [380] | 6-3,3-6,4-6 | |
| Challenger Sydney | 10/29 05:25 | 45 | Kody Pearson v Ryan Seggerman | 4-6,6-7 | |
| Challenger Playford | 10/22 23:30 | 19 | [467] Yusuke Takahashi v Ryan Seggerman [446] | 6-3,6-2 | |
| Challenger Playford | 10/21 23:30 | 45 | Bang Shuo Yin v Ryan Seggerman | 6-7,3-6 | |
| ITF M25 Zapopan | 10/12 20:30 | 27 | [355] Ernesto Escobedo v Ryan Seggerman [440] | 7-6,6-4 | |
| ITF M25 Zapopan | 10/11 17:15 | 26 | Rodrigo Alujas v Ryan Seggerman | 2-6,4-6 | |
| ITF M25 Zapopan | 10/10 16:00 | 25 | Juan Sebastian Osorio v Ryan Seggerman | 6-1,3-6,2-6 | |
| ITF M25 Monastir | 09/10 08:25 | 29 | Ilia Simakin v Ryan Seggerman | 5-7,4-6 | |
| ITF M25 Monastir | 09/09 08:25 | 28 | Ryan Seggerman v Kris Van Wyk | 7-5,6-4 |