Thor Sverre Nilsen (5 October 1931 – 5 October 2023) was a Norwegian competition rower, coach, and sports administrator.

Nilsen was born in Bærum on 5 October 1931.

[1] He took up coaching, and served as president for the Swedish Rowing Federation from 1994 to 1997.

He was assigned as development director for the World Rowing Federation.

This biographical article relating to Norwegian rowing is a stub.