| Kathrin Nikolussi | |
| Nationality: | Australian |
| Sport: | Alpine skiing |
| Birth Date: | 4 June 1978 |
| Birth Place: | Feldkirch, Vorarlberg, Austria |
Kathrin Nikolussi (born 4 June 1978) is an Australian alpine skier. She competed in the women's slalom at the 2002 Winter Olympics.[1]