Mark Dacey (born June 22, 1966) is a Canadian curler originally from Saskatchewan.
He was based at the Mayflower Curling Club in Halifax, Nova Scotia.Dacey is a former Canadian men's curling champion skip, having won the 2004 Nokia Brier.
He defeated Randy Ferbey's team, ending their 3-year Brier winning streak.
Dacey went on to win a bronze medal at the 2004 Ford World Curling Championship.