The 1998 AT&T Canada Canadian Mixed Curling Championship was held January 10–18 at the Harry Lumley Bayshore Community Centre in Owen Sound, Ontario. Nova Scotia won its third national mixed championship, after skip made a tap back for two points in the last end to defeat Ontario, 8-7. Ogden had previously won a mixed title in 1995. The semifinals and finals were televised on TSN. The total attendance for the event was 22,147 which was a record at the time. Saskatchewan's Warren Betker won the sportsmanship award.