Besides Nadia Comaneci who has scored perfect 10 in the Olympics?

Russian gymnast Nellie Kim also scored two perfect 10's in the same Olympics as Nadia on floor and Vault.

Mary Lou Retton (coached by the same coach as Nadia) scored a perfect 10 on vault in the 1984 Olympics.

Romanian Daniela Silivas scored a 10 on bars and a 10 on beam.

Romanian lavinia Milosovici was the last gymnast to ever score a perfect 10 at the Olympics. She received the 10 on floor and the 1992 games.

(Spread through team, optionals and compulsories)