Rubalcaba is a surname. Notable people with the surname include: People Alexis Rubalcaba (born 1972), Cuban amateur boxer, 1999 Pan American Games gold medalist Alfredo Pérez Rubalcaba (1951–2019), Deputy Prime Minister of Spain and Secretary General of the PSOE Gonzalo Rubalcaba (born 1963), Cuban jazz pianist and composer Guillermo Rubalcaba (1927–2015), Cuban pianist, leader of Charanga Rubalcaba Jacobo Rubalcaba (1895–1960), Cuban trombonist, composer and bandleader Mario Rubalcaba (born 1972), Mexican American rock drummer, also known as Ruby Mars Garrett Rubalcaba (Roman Heart, Linc Madison; 1986–2019), gay pornographic actor Places Rubalcaba, Cantabria, Spain Surnames of Spanish origin