Stadium: Estadio Mextenis Round: 19 Ground: Hardcourt outdoor
| ITF M25 Wesley Chapel | 2023/01/29 15:00 | Christian Langmo v Nathan Ponwith | 3-6,2-6 |
| ITF M25 Edwardsville | 2019/08/08 16:20 | Nathan Ponwith v Christian Langmo | 7-5,5-7,6-4 |
| Challenger Leon | 2023/04/09 17:00 | Jay Clarke v Christian Langmo | 6-7,3-6 |
| ITF M25 Calabasas | 2023/03/23 19:20 | Jaimee Floyd Angele v Christian Langmo | 6-3,3-6,4-10 |
| ITF M25 Calabasas | 2023/03/23 17:00 | Kris Van Wyk v Christian Langmo | 6-1,7-6 |
| ITF M25 Bakersfield | 2023/03/18 20:20 | Christian Langmo v Alex Bolt | 6-7,6-3,2-6 |
| ITF M25 Bakersfield | 2023/03/17 19:00 | Christian Langmo v Adam Jones | 6-4,6-3 |
| ITF M25 Bakersfield | 2023/03/16 19:00 | Christian Langmo v Kris Van Wyk | 7-5,3-6,6-1 |
| ITF M25 Bakersfield | 2023/03/16 02:10 | Christian Langmo v Warren Wood | 6-2,7-5 |
| Challenger Puerto Vallarta | 2023/03/09 21:00 | Christian Langmo v Illya Marchenko | 4-6,3-6 |
| Challenger Leon | 2023/04/09 21:20 | Diego Andrade v Nathan Ponwith | 2-6,1-6 |
| ITF M25 Calabasas | 2023/03/26 19:30 | Alex Michelsen v Nathan Ponwith | 3-6,7-6,5-7 |
| ITF M25 Calabasas | 2023/03/25 20:00 | Toby Alex Kodat v Nathan Ponwith | 2-6,0-6 |
| ITF M25 Calabasas | 2023/03/24 20:15 | Nathan Ponwith v Andrew Rogers | 6-7,6-4,6-2 |
| ITF M25 Calabasas | 2023/03/24 02:15 | Nathan Ponwith v Hudson Rivera | 6-2,3-6,10-6 |
| ITF M25 Calabasas | 2023/03/23 17:00 | Nathan Ponwith v Cooper Williams | 7-6,7-6 |
| Challenger Phoenix | 2023/03/14 17:00 | Nathan Ponwith v Emilio Nava | 3-6,4-6 |
| Challenger Phoenix | 2023/03/13 17:00 | Yosuke Watanuki v Nathan Ponwith | 6-7,2-6 |