Martyna Sikora is a Polish freestyle skier, actively competing in national freestyle competitions.

In March 2023, she participated in the Polish Championships in Snowboarding and Freeskiing, held in Białka Tatrzańska. In the big air event, she was the only female competitor, achieving a total score of 114 points across three attempts.

Beyond her sports career, Martyna is a ski instructor affiliated with the Academy of Physical Education in Katowice.