Nemesio, from the Spanish name for Nemesis, is a Spanish given name. Notable people with the name include:
Nemesio Camacho (1869–1929), Colombian businessman and politicianNemesio Canales (1878–1923), Puerto Rican writer and politicianNemesio E. Caravana (born 1913), Filipino film director and actorNemesio Antúnez (1918–1993), Chilean painterNemesio Prudente (1927–2008), Filipino educator and activistNemesio Jiménez (born 1946), Spanish cyclistNemesio Miranda (born 1949), Filipino painterNemesio Domínguez Domínguez (born 1950), Mexican politician