Ian MacAulay (born March 25, 1964, in Souris, Prince Edward Island) is a Canadian curler and ice technician from Ottawa, Ontario.

Earlier in his career, MacAulay won the 1993 Fairfield Marriott Challenge [1] and the 1993 Dominion Regalia Silver Tankard.

The team won the 2003 Ontario Nokia Cup, the provincial men's championship.

This earned the team the right to play in the 2003 Nokia Brier, where they finished with a 5–6 record.

MacCaulay won the 2016 and 2018 Canadian Senior Curling Championships playing third for Cochrane and won a silver medal at the 2017 World Senior Curling Championships.