| 1998 World Junior Curling Championships | |
| Host City: | Thunder Bay, Ontario, Canada |
| Arena: | Thunder Bay Tournament Centre |
| Dates: | March 21–29, 1998 |
| Men's Winner: | |
| Skip: | John Morris |
| Third: | Craig Savill |
| Second: | Andy Ormsby |
| Lead: | Brent Laing |
| Alternate: | Brad Gushue |
| Coach: | Earle Morris |
| Finalist: | (Garry MacKay) |
| Women's Winner: | |
| Skip2: | Melissa McClure |
| Third2: | Nancy Toner |
| Second2: | Brigitte McClure |
| Lead2: | Bethany Toner |
| Alternate2: | Julie Webb |
| Finalist2: | (Akiko Katoh) |
The 1998 STAR CHOICE World Junior Curling Championships were held in Thunder Bay, Ontario, Canada March 21–29.
| Country | Skip | Wins | Losses | |
|---|---|---|---|---|
| John Morris | 9 | 0 | ||
| 6 | 3 | |||
| 6 | 3 | |||
| Ralph Stöckli | 6 | 3 | ||
| 5 | 4 | |||
| 5 | 4 | |||
| 5 | 4 | |||
| 2 | 7 | |||
| 1 | 8 | |||
| 0 | 9 |
| Country | Skip | Wins | Losses | |
|---|---|---|---|---|
| Akiko Katoh | 8 | 1 | ||
| 7 | 2 | |||
| 6 | 3 | |||
| Matilda Mattsson | 5 | 4 | ||
| Hope Schmitt | 5 | 4 | ||
| 4 | 5 | |||
| Audé Bénier | 4 | 5 | ||
| 3 | 6 | |||
| 2 | 7 | |||
| 0 | 9 |