Obligado is a surname. Notable people with the surname include:
Carlos Obligado (1889–1949), Argentine poet, critic and writer Clara Obligado (born 1950), Argentine writer María Obligado (1857–1938), Argentine painter Pastor Obligado (1818—1870), Argentine lawyer and lawmaker Rafael Obligado (1851—1920), Argentine poet and playwright
See also Rafael Obligado, Buenos Aires, an Argentine town Rafael Obligado Castle General Obligado Department, an Argentine district in Santa Fe Province Felipe Solo (Obligado) Peninsula, a peninsula in Antarctica