Stadium: South Court 6 Round: 54 Ground: Hardcourt outdoor
| Challenger - Phoenix | 2019/03/12 21:10 | Nathan Ponwith v Tatsuma Ito | 4-6,4-6 |
| Challenger - Phoenix | 2019/03/11 17:00 | Dominik Kellovsky v Nathan Ponwith | 4-6,2-6 |
| USA F26, Singles Qualifying | 2018/09/22 19:00 | Samuelsson, Eric v Nathan Ponwith | 6-4,7-6 |
| USA F26, Singles Qualifying | 2018/09/21 21:30 | Nathan Ponwith v Moser, Jeremy | 6-1,6-1 |
| ITF USA F25 | 2018/09/17 18:00 | Nathan Ponwith v Justin Roberts | 5-7,6-2,4-6 |
| ITF USA F25 | 2018/09/16 17:30 | Genesen, William v Nathan Ponwith | 6-7,4-6 |
| ITF USA F1 Qual | 2018/01/01 18:30 | Brymer, Gage v Nathan Ponwith | 6-4,6-4 |
| ITF USA F1 Qual | 2017/12/31 17:00 | Nathan Ponwith v Lam, Brandon | 6-2,7-6 |
| ITF USA F18 | 2018/06/25 14:00 | Batalla Diez, Juan Ignacio v Monroe, Shane | 2-6,6-3,7-5 |
| ITF USA F16 | 2018/06/20 17:30 | Monroe, Shane v Speicher, John | 6-7,1-6 |
| ITF USA F16 | 2018/06/19 17:00 | Fainblum, Daniel v Monroe, Shane | 6-2,1-6,2-6 |
| ITF USA F16 | 2018/06/17 17:00 | Koleganov, Egor v Monroe, Shane | 6-4,4-6,4-6 |
| ITF USA F16 | 2018/06/16 19:00 | Monroe, Shane v Alejandro H Franco | 1-6,6-1,7-5 |
| ITF USA F36 | 2017/11/05 17:00 | Monroe, Shane v Alberto Barroso Campos | 1-6,1-6 |
| ITF USA F36 | 2017/11/04 15:30 | Vaghela, Vidit v Monroe, Shane | 6-7,2-6 |
| ITF USA F36 | 2017/11/03 18:30 | Monroe, Shane v Gregg, Perry | 7-5,6-1 |