| III Oceania Junior Athletics Championships | |
|---|---|
| Dates | August 27–28, 1998 |
| Host city | Nuku'alofa, Tonga  |
| Venue | Teufaiva Stadium |
| Level | Junior |
| Events | 37 (19 men, 18 women) |
| Participation | 124 athletes from 14 nations |
The 1998 Oceania Junior Athletics Championships were held at the Teufaiva Stadium in Nuku'alofa, Tonga, between August 27–28, 1998. They were held together with the 1998 Oceania Open Championships. A total of 37 events were contested, 19 by men and 18 by women.