Belaval is a surname. Notable people with this surname include:
Edgar Belaval (1910–1989), Puerto Rican lawyer Emilio Belaval Maldonado (1903–1972), Puerto Rican lawyer Emilio S. Belaval (1903–1973), Puerto Rican lawyer and writer Eugenio S. Belaval (1925–1999), Puerto Rican law professor Joseph S. Belaval (1879–1953), Puerto Rican obstetrician Philippe Bélaval (born 1955), French army official (1910–1989), French philosopher