Carl-Gunnar Sundin (born 8 September 1930) is a Swedish former sprint canoeist who competed in the mid-1950s. He won a silver medal in the K-4 10000 m event at the 1954 ICF Canoe Sprint World Championships in Mâcon.
Sundin also finished fourth in the K-2 10000 m event at the 1956 Summer Olympics in Melbourne.