Gaitán also spelled "Gaytán" and "Gaitan" (From Latin: Caietanus, Arabic: جيتني Geaitani, Ancient Greek: Καίετανος Kaietanos, Modern Greek: Γαϊτάνος/Γαϊτάνης Gaitanos/Gaitanis meaning "who come from the cave/port" or who come from Gaeta, ancient Greek port of the Italian province of Lazio) is a common Spanish surname of Byzantine Greek-Latin Mediterranean origin. Notable people with the surname include: Alberto Gaitán (born 1974), Panamanian Musical Producer, Songwriter & Singer Gaitanes. Fernando Gaitán (born 1960), Colombian TV series and telenovelas screenwriter and producer.
https://en.wikipedia.org/wiki/Gait%C3%A1n