Stadium: Court 16 Round: 25 Ground: Hardcourt outdoor
| ITF M25 Harlingen | 2019/09/25 23:25 | Alex Rybakov v Christian Langmo | 6-2,6-3 |
| Houston, Singles Qualifying M-ITF-USA-28A | 2019/09/19 01:25 | Christian Langmo v Hugo Gaston | 5-7,1-6 |
| Challenger Cary | 2019/09/11 18:35 | Christian Langmo v Ulises Blanch | 3-6,3-6 |
| ITF M15 Cancun | 2019/09/01 14:00 | Matija Pecotic v Christian Langmo | 6-3,6-3 |
| ITF M15 Cancun | 2019/08/31 14:30 | Christian Langmo v Brymer, Gage | 6-1,6-4 |
| ITF M15 Cancun | 2019/08/30 15:45 | Christian Langmo v Nick Chappell | 5-7,6-2,7-5 |
| ITF M15 Cancun | 2019/08/29 16:00 | Christian Langmo v Jesse Flores | 7-6,1-6,6-3 |
| ITF M15 Cancun | 2019/08/27 14:15 | Christian Langmo v Gomez, Lucas | 1-6,6-1,6-4 |
| Challenger Tiburon | 2019/09/23 22:05 | Brandon Holt v Sarmiento, Raymond | 6-4,6-7,6-3 |
| New Haven, USA | 2019/09/03 16:35 | Mcnally, John v Sarmiento, Raymond | 3-6,7-6,6-4 |
| Winston-Salem, USA | 2019/08/19 20:30 | Sarmiento, Raymond v Chardy, Jérémy | 1-6,6-7 |
| Winston-Salem, USA | 2019/08/18 19:00 | Sarmiento, Raymond v Nguyen, Daniel | 6-2,6-3 |
| Winston-Salem, USA | 2019/08/17 20:00 | Christopher Eubanks v Sarmiento, Raymond | 6-3,3-6,4-6 |
| Challenger Lexington | 2019/07/30 17:45 | Evgeny Karlovskiy v Sarmiento, Raymond | 7-6,6-3 |
| Challenger Lexington | 2019/07/29 22:00 | Sarmiento, Raymond v Redlicki, Martin | 7-6,6-1 |
| Binghamton, USA | 2019/07/24 13:30 | Sarmiento, Raymond v Max Purcell | 6-7,7-6,6-7 |