| 1998 Ontario Nokia Cup | |
| Host City: | Peterborough, Ontario |
| Arena: | Peterborough Memorial Centre |
| Dates: | February 10–15 |
| Winner: | Team Middaugh |
| Curling Club: | St. George's Golf and Country Club, Toronto, Ontario |
| Skip: | Wayne Middaugh |
| Third: | Graeme McCarrel |
| Second: | Ian Tetley |
| Lead: | Scott Bailey |
| Finalist: | Phil Daniel |
| Prev: | 1997 |
| Next: | 1999 |
The 1998 Nokia Cup, southern Ontario men's provincial curling championship was held February 10–15 at the Peterborough Memorial Centre in Peterborough, Ontario. The winning rink of Wayne Middaugh, Graeme McCarrel, Ian Tetley and Scott Bailey from Etobicoke would go on to represent Ontario at the 1998 Labatt Brier in Winnipeg, Manitoba.
| Skip | Third | Second | Lead | Club | |
|---|---|---|---|---|---|
| St. George's Golf and Country Club, Etobicoke | |||||
| Tilbury Curling Club, Tilbury | |||||
| MacTier Curling Club, MacTier | |||||
| Al Hutchinson | Barry Middleton | Darryl MacKenzie | Tara Curling Club, Tara | ||
| Gord Schade | Ottawa Curling Club, Ottawa | ||||
| Brad Savage | |||||
| Stu Garner | Jeff Channell | Ryan Lumbard | Bruce Scott | Weston Golf & Country Club, Weston | |
| Rideau Curling Club, Ottawa | |||||
| Dave Murphy | Scott Linseman | Rideau Curling Club, Ottawa | |||
| Jason Mitchell | Jeff Steski | Shaun Harris | Hamilton Victoria Curling Club, Hamilton |
The final standings were as follows:[1]
| Key | ||
|---|---|---|
| Teams to Playoffs | ||
| Teams to Tiebreaker | ||
| Skip | Wins | Losses | |
|---|---|---|---|
| 8 | 1 | ||
| 7 | 2 | ||
| 5 | 4 | ||
| 5 | 4 | ||
| 4 | 5 | ||
| Stu Garner | 4 | 5 | |
| 3 | 6 | ||
| 3 | 6 | ||
| Dave Van Dine | 3 | 6 | |
| Al Hutchinson | 3 | 6 |
February 15, 2:00pm