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.