Gunnar Robert Hedin (born 2 February 1966) is a Swedish handball player who competed in the 1992 Summer Olympics and in the 1996 Summer Olympics.
He was born in Ystad.
In 1992 he was a member of the Swedish handball team which won the silver medal. He played two matches and scored ten goals.
Four years later he was part of the Swedish team which won the silver medal again. He played six matches and scored 16 goals.
In 2008 he became coach of the Norwegian national handball team.