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.

[1] Nova Scotia won its third national mixed championship, after skip Steve Ogden 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 total attendance for the event was 22,147 which was a record at the time.

Saskatchewan's Warren Betker won the sportsmanship award.