Leleu is a French surname. Notable people with the surname include:
Gérard Leleu (1932–2024), French doctor and sexologist Guy Leleu (1950–2026), French racing cyclist Jean-François Leleu (1729–1807), French furniture-maker Jeanne Leleu (1898–1979), French composer John Leleu (born 1935), Welsh international rugby union player Jules Leleu (1883–1961), French furniture designer Philippe Leleu (born 1958), French cyclist René Leleu (1911–1984), French sculptor Romain Leleu (born 1983), French trumpeter Thomas Leleu (born 1987), French tuba player
See also
Lelêu, Brazilian footballer