Benoliel (also spelled Ben Oliel) is a Sephardic Jewish surname. It is patronymic, meaning 'son of Oliel'. Notable individuals with the surname include:
Benoliel (1943–2017), American composer (born 1965), French film critic David Benoliel (1934–2025), French-British writer (1928–2017), Argentine journalist Jeanne Quint Benoliel (1919–2012), American nurse José Benoliel (1858–1937), Moroccan writer Joshua Benoliel (1873–1932), Portuguese journalist Mady Benoliel Benzecry (1933–2003), Brazilian artist (born 1978), French race car driver (born 1974), French film producer Sara Benoliel (1898–1970), Brazilian-Portuguese doctor and feminist
Ben-Oliel
Ricardo Ben-Oliel (born 1944), Israeli academic