Olga Ivanova may refer to:
Olga Yakovlevna Ivanova (born 1945), Russian diplomat and ambassador
Olga Ivanova (athlete) (born 1979), Russian shot putter
Olga Ivanova (politician) (born 1984), Estonian politician
Olga Ivanova (rower), Russian gold medal winner at the 1971 European Rowing Championships
Olga Ivanova (taekwondo) (born 1993), Russian taekwondo practitioner
Olga Ivanova (tennis) (born 1977), Russian tennis player