John B. Helston (born October 30, 1939) is a Canadian curler and curling coach.

He coached team Jennifer Jones at her first Hearts appearance in 2002.

[2] At the time of the 1984 Brier, he was employed as a communications consultant for MTS.

[3][4] Helston was a member of the Riley rink until 1985 when he went to work in Saudi Arabia for a year.

This biographical article relating to Canadian curling is a stub.