Elo is a surname and a unisex given name. Notable people with the name are as follows:
Given name Elo Edeferioka (born 1993), Nigerian basketball player Elo Hansen (born 1945), Danish badminton player Elo Romančík (1922–2012), Slovak actor Elo Sambo (1885–1933), Cameroonian-German soldier Elo Tostenæs (born 1935), Danish rower Elo Viiding (born 1974), Estonian poet and writer
Surname Arpad Elo (1903–1992), Hungarian-American creator of the Elo rating system Colmán Elo (555–611), Irish saint Dor Elo (born 1993), Israeli football player Eero Elo (born 1990), Finnish ice hockey player Jaakko Elo (1925–2017), Finnish physician Jere Elo (born 1992), Finnish ice hockey player Jorma Elo (born 1961), Finnish choreographer Michael Elo (born 1949), Danish musician Olavi Elo (1913–1979), Finnish sports shooter Pentti Elo (1929–1991), Finnish hockey player Simon Elo (born 1986), Finnish politician Tiina Elo (born 1971), Finnish politician Unto Elo (born 1944), Finnish sprint canoer