| Host City | Hamilton |
|---|---|
| Country | |
| Held | 15 – 18 August 1983 |
| Competitors | 30 |
| Countries | 9 |
A: age 15-17
B: age 13-14
C: age 12 and under
| Event | Gender | Held | Status | Competitors | Countries |
|---|---|---|---|---|---|
| 1 m Springboard - Junior A | Men | — | Medal | 3 | 2 |
| 1 m Springboard - Junior B | Men | — | Medal | 3 | 3 |
| 1 m Springboard - Junior C | Men | — | Medal | 3 | 2 |
| 3 m Springboard - Junior A | Men | — | Medal | 3 | 3 |
| 3 m Springboard - Junior B | Men | — | Medal | 3 | 3 |
| 3 m Springboard - Junior C | Men | — | Medal | 3 | 3 |
| 10 m Platform - Junior A | Men | — | Medal | 3 | 3 |
| 10 m Platform - Junior B | Men | — | Medal | 3 | 3 |
| 1 m Springboard - Junior A | Women | — | Medal | 3 | 2 |
| 1 m Springboard - Junior B | Women | — | Medal | 3 | 3 |
| 1 m Springboard - Junior C | Women | — | Medal | 3 | 2 |
| 3 m Springboard - Junior A | Women | — | Medal | 3 | 2 |
| 3 m Springboard - Junior B | Women | — | Medal | 3 | 3 |
| 3 m Springboard - Junior C | Women | — | Medal | 3 | 2 |
| 10 m Platform - Junior A | Women | — | Medal | 3 | 2 |
| 10 m Platform - Junior B | Women | — | Medal | 3 | 2 |
| Pos | Country | 🥇 Gold | 🥈 Silver | 🥉 Bronze | Total | |
|---|---|---|---|---|---|---|
| 1 | United States | 7 | 6 | 7 | 20 | |
| 2 | China | 4 | 4 | 2 | 10 | |
| 3 | Canada | 1 | 2 | 2 | 5 | |
| = | Mexico | 1 | 2 | 2 | 5 | |
| 5 | Sweden | 1 | 1 | 1 | 3 | |
| 6 | Denmark | 1 | 0 | 1 | 2 | |
| 7 | Australia | 1 | 0 | 0 | 1 | |
| 8 | Norway | 0 | 1 | 0 | 1 | |
| 9 | New Zealand | 0 | 0 | 1 | 1 | |