Tuilagi is a surname notably shared by a set of Samoan rugby-playing brothers and their offspring. The five oldest have all represented at international level in a World Cup while the youngest, Manu chose to represent, also reaching a World Cup and playing for the British and Irish Lions in 2013. Posolo Tuilagi, son of Henry Tuilagi, represents France and received his first cap in 2024.
The brothers also have a seventh sibling, born Olotuli, who is fa'afafine and goes by the name Julie Tuilagi.