| Jana Kubičková | |
| Full Name: | Jana Posnerová |
| Birth Date: | 9 January 1945 |
| Birth Place: | Ašakert, Nitra Region, Slovak Republic |
| Height: | 1.64 m |
| Weight: | 55 kg |
| Discipline: | WAG |
Jana Kubičková-Posnerová (born 9 January 1945) is a Slovak former gymnast. She won a silver medal at the 1964 Summer Olympics in Tokyo and a silver medal at 1968 Summer Olympics in Mexico City both in team all-around.[1]
Individually, her best achievement was eighth place in the floor exercise in 1968.[2]
She married Václav Kubička, an Olympic gymnast who also competed at the 1964 and 1968 Olympics.