| ITF M25 Monastir | 01/04 09:55 | 25 | Robert Strombachs v Giovanni Oradini | 3-6,2-6 | |
| ITF M15 Monastir | 12/31 09:45 | 27 | Skander Mansouri v Robert Strombachs | 4-6,6-4,6-2 | |
| ITF M15 Monastir | 12/30 08:30 | 26 | Noel Larwig v Robert Strombachs | 2-6,1-6 | |
| ITF M15 Monastir | 12/28 11:10 | 25 | Wissam Abderrahman v Robert Strombachs | 3-6,1-6 | |
| ITF M25 Toulouse | 10/19 12:30 | 25 | Jurgen Briand v Robert Strombachs | 6-3,6-2 | |
| ITF M25 Rodez | 10/13 08:00 | 25 | Robert Strombachs v John Echeverria | 5-7,4-6 | |
| ITF M25 Nevers | 10/07 08:00 | 26 | Robert Strombachs v Antoine Escoffier | 1-6,3-6 | |
| ITF M25 Nevers | 10/06 13:00 | 25 | Robert Strombachs v Lisandru Rodriguez | 6-0,6-2 | |
| ITF M15 Forbach | 09/30 09:00 | 26 | Robert Strombachs v Arthur Bouquier | 7-6,4-6,4-6 | |
| ITF M15 Forbach | 09/28 09:55 | 25 | Robert Strombachs v Antoine Monaco | 6-4,6-2 | |
| Copa Davis | 09/18 08:00 | - | Altug Celikbilek v Robert Strombachs | 7-6,6-4 | |
| ITF M15 Monastir | 09/07 09:30 | 25 | Terence Atmane v Robert Strombachs | 6-2,7-6 | |
| ITF M15 Lódz | 08/17 08:00 | 25 | Robert Strombachs v Wilson Leite | 5-7,4-6 | |
| ITF M15 Gdynia | 08/11 08:00 | 25 | Robert Strombachs v Pawel Cias | 4-6,7-6,4-6 | |
| ITF M15 Monastir | 07/01 10:35 | 26 | Robert Strombachs v Luca Giacomini | 4-6,1-6 | |
| ITF M15 Monastir | 06/30 08:30 | 25 | Robert Strombachs v Antonio Cayetano March | 6-3,7-5 | |
| ITF M25 Montauban | 06/23 13:15 | 25 | Titouan Droguet v Robert Strombachs | 6-4,4-6,6-2 | |
| ITF M25 Montauban | 06/21 17:15 | 54 | Robert Strombachs v Thibault Verdier | 6-1,6-1 | |
| ITF M15 Gaiba | 06/09 08:30 | 25 | Robert Strombachs v Giorgio Ricca | 2-6,1-6 | |
| ITF M15 Monastir | 06/04 09:40 | 27 | Robert Strombachs v Yanki Erel | 4-6,6-3,4-6 | |
| ITF M15 Monastir | 06/03 08:30 | 26 | Robert Strombachs v Youcef Rihane | 6-4,7-5 | |
| ITF M15 Monastir | 06/01 12:35 | 25 | Robert Strombachs v Gustavo Heide | 6-0,6-4 | |
| ITF M15 Monastir | 05/19 11:20 | 25 | [341] Khumoyun Sultanov v Robert Strombachs [495] | 6-4,6-3 | |
| ITF M15 Monastir | 05/10 12:30 | 62 | Robert Strombachs v Uisung Park | 3-6,6-7 | |
| ITF M15 Monastir | 05/10 08:00 | 62 | Robert Strombachs v Romain Faucon | 7-5,6-3 | |
| ITF M15 Monastir | 05/09 08:00 | 62 | Robert Strombachs v Lucio Carnevalle | 6-4,6-0 | |
| ITF M15 Monastir | 05/04 10:30 | 25 | Robert Strombachs v Yusuke Takahashi | 3-6,6-3,1-6 | |
| ITF M15 Monastir | 04/13 08:30 | 25 | Sho Shimabukuro v Robert Strombachs | 6-3,6-2 | |
| ITF M15 Monastir | 04/09 08:30 | 27 | Antoine Escoffier v Robert Strombachs | 6-1,6-4 | |
| ITF M15 Monastir | 04/08 09:50 | 26 | Buvaysar Gadamauri v Robert Strombachs | 1-6,2-6 |
Robert Strombachs (Latvian: Roberts Štrombahs; born 15 September 1999) is a Latvian-German tennis player.
Strombachs has a career high ATP singles ranking of world No. 338, achieved on 27 November 2023. He also has a career high ATP doubles ranking of No. 383, achieved on 19 August 2019.
Strombachs represents Latvia at the Davis Cup, where he has a W/L record of 7–6.