Cille Nilsen is a professional footballer from NOR and is currently 21 years old. He is on the books of Rosenborg BK Women and wears shirt number 22. At international level, he features for Norway U19 Women. His main role on the pitch is Midfield.

Over 11 appearances in the Norwegian Toppserien 2025, Cille Nilsen contributed 3 goals and 1 assists, completed 0 key passes from 0 total passes, and posted a passing accuracy of -.