| ITF M25 Nussloch | 01/25 13:00 | - | Robert Strombachs v Tom Paris | 3-6,6-4,4-6 | |
| ITF M25 Nussloch | 01/24 13:00 | - | [485] Dan Added v Robert Strombachs [404] | 1-6,6-4,2-6 | |
| ITF M25 Nussloch | 01/23 17:57 | - | Mika Petkovic v Robert Strombachs | 6-7,2-6 | |
| ITF M25 Nussloch | 01/21 11:00 | - | [466] Lukas Pokorny v Robert Strombachs [404] | 7-6,6-7,3-6 | |
| ITF M15 Oslo | 01/09 14:00 | - | Robert Strombachs v Tom Paris | 2-6,2-5 | |
| ITF M15 Oslo | 01/08 11:30 | - | Robert Strombachs v Benjamin Hannestad | 5-4 | |
| ITF M15 Oslo | 01/07 16:30 | - | [401] Robert Strombachs v Lukas H Lilleengen [500] | 6-3,5-7,6-3 | |
| ITF M15 Ceuta | 12/15 09:30 | 29 | [428] Robert Strombachs v Mathias Bourgue [483] | 6-2,6-3 | |
| ITF M15 Ceuta | 12/14 12:40 | 28 | [428] Robert Strombachs v Tiago Pereira [209] | 6-1,6-4 | |
| ITF M15 Ceuta | 12/13 15:00 | 27 | Robert Strombachs v Steven Diez | 7-6,6-2 | |
| ITF M15 Ceuta | 12/12 14:00 | 26 | Robert Strombachs v Louis Tessa | 6-3,6-1 | |
| ITF M15 Ceuta | 12/10 12:55 | 25 | Robert Strombachs v Charles Chen | 6-3,6-1 |
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. 338, achieved on 27 November 2023. 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.