| Birth Date: | 1954 11, df=y |
| Birth Place: | Budapest, Hungary |
| Height: | 1.66m (05.45feet) |
| Weight: | 55kg (121lb) |
| Sport: | Artistic gymnastics |
| Club: | Postás SE, Budapest |
| Show-Medals: | yes |
Mónika Császár (born 17 November 1954) is a retired Hungarian gymnast. She competed at the 1972 Summer Olympics in all artistic gymnastics events and won a bronze medal in the team competition. Her best individual result was fourth place on the balance beam. She won another bronze team medal at the 1974 World Artistic Gymnastics Championships.
She married András Balczó, an Olympic pentathlete.