| M15 San Jose | 02/25 16:30 | - | Robert Strombachs vs Blu Baker | View |
| M15 San Jose | 02/24 15:43 | - | Robert Strombachs v Pepijn Bastiaansen | 6-4,6-4 | |
| M25 San Jose | 02/19 17:00 | - | Gavin Young v Robert Strombachs | 4-6,7-6,5-2 | |
| M25 San Jose | 02/18 16:00 | - | Nathan Ponwith v Robert Strombachs | 6-4,2-6,6-7 | |
| M25 San Jose | 02/17 21:04 | - | Juan Carlos Fuentes Vasquez v Robert Strombachs | 6-7,0-2 | |
| Challenger Baton Rouge | 02/11 17:35 | 26 |
Robert Strombachs v
Stefan Dostanic
|
3-6,3-6 | |
| Challenger Baton Rouge | 02/10 17:40 | 25 | Tristan McCormick v Robert Strombachs | 6-7,4-6 | |
| Davis Cup | 02/07 16:10 | - | Roberto Cid Subervi v Robert Strombachs | View | |
| Davis Cup | 02/06 16:10 | - |
Nick Hardt
v
Robert Strombachs |
7-5,6-7,6-2 | |
| Challenger Oeiras | 01/18 15:30 | 14 |
[285] Stefan Kozlov
v
Robert Strombachs [403] |
Retired | |
| Challenger Glasgow | 01/12 10:30 | 19 | [402] Robert Strombachs v Marvin Moeller [459] | 7-6,2-6,3-6 | |
| Challenger Glasgow | 01/11 10:30 | 14 | Robert Strombachs v Anton Matusevich | 7-6,6-3 | |
| Challenger Nottingham | 01/06 10:30 | 25 | [402] Robert Strombachs v Mathys Erhard [328] | 6-7,6-3,6-7 |
Robert Strombachs (Latvian: Roberts Štrombahs; born 15 September 1999) is a Latvian-German tennis player. He has a career high ATP singles ranking of world No. 321, achieved on 23 June 2025. He also has a career high doubles ranking of No. 383, achieved on 19 August 2019. He is currently the No. 1 Latvian player.
Strombachs represents Latvia at the Davis Cup, where he has a W/L record of 7–6.