Stine Brun Kjeldaas (born 23 April 1975) is a snowboarder from Kongsberg, Norway.
She won a silver medal in the half-pipe at the 1998 Winter Olympics in Nagano, Japan, and also participated in the 2002 Winter Olympics in Salt Lake City, United States.
She joined the BBC commentary team for the 2010 Winter Olympics.
Stine Brun Kjeldaas is married to Dutch snowboarder Cheryl Maas. They have two daughters called Lara and Mila.