| Nikola Hartmann | |
| Full Name: | Nikola Hartmann-Duenser |
| Birth Date: | 1975 6, df=yes |
| Country: | Austria |
| Sport: | Amateur wrestling |
| Event: | Freestyle |
Nikola Hartmann (born 5 June 1975) is an Austrian freestyle wrestler. She won five gold medals at the World Wrestling Championships: in 1993, 1994, 1995, 1998 and 2000.[1]