Helen Gilby (born 18 June 1974) is a British canoe sprinter and marathon canoeist who competed in the mid-1990s.
She came from Shepperton, taking part in the Guides. She trained with Elmbridge Canoe Club. Later she lived with Weybridge in the late 1990s.
At the 1996 Summer Olympics in Atlanta, she was eliminated in the semifinals of the K-2 500 m event.