| 6-39 | MD Hall | Central Districts Under-20s v Otago Under-20s | Victoria Park, Wanganui | misc37225 |
| 6-48 | BS Oxenham | Northern Districts Under-20s v Auckland Under-20s | Victoria Park, Wanganui | misc37218 |
| 6-63 | JW Wilson | Otago Under-20s v Auckland Under-20s | Victoria Park, Wanganui | misc37222 |
| 6-69 | BJ Casey | Canterbury Under-20s v Northern Districts Under-20s | Victoria Park, Wanganui | misc37224 |
| 5-38 | AM Cederwall | Auckland Under-20s v Wellington Under-20s | Victoria Park, Wanganui | misc37226 |
| 5-54 | BW Davis | Canterbury Under-20s v Otago Under-20s | Hagley Oval, Christchurch | misc37220 |
| 5-85 | RL Hayes | Northern Districts Under-20s v Canterbury Under-20s | Victoria Park, Wanganui | misc37224 |
| 5-153 | J Mears | Auckland Under-20s v Otago Under-20s | Victoria Park, Wanganui | misc37222 |
| 4-21 | CO Findlay | Central Districts Under-20s v Northern Districts Under-20s | Victoria Park, Wanganui | misc37229 |
| 4-27 | RL Hayes | Northern Districts Under-20s v Canterbury Under-20s | Victoria Park, Wanganui | misc37224 |
| 4-36 | HT Davis | Wellington Under-20s v Canterbury Under-20s | Victoria Park, Wanganui | misc37231 |
| 4-40 | DM Cooper | Central Districts Under-20s v Otago Under-20s | Victoria Park, Wanganui | misc37225 |
| 4-49 | RT King | Otago Under-20s v Canterbury Under-20s | Hagley Oval, Christchurch | misc37220 |
| 4-52 | CD Lee | Wellington Under-20s v Auckland Under-20s | Victoria Park, Wanganui | misc37226 |
| 4-60 | HT Davis | Wellington Under-20s v Central Districts Under-20s | Victoria Park, Wanganui | misc37219 |
| 4-60 | JW Wilson | Otago Under-20s v Central Districts Under-20s | Victoria Park, Wanganui | misc37225 |
| 4-61 | CD Lee | Wellington Under-20s v Central Districts Under-20s | Victoria Park, Wanganui | misc37219 |
| 4-93 | CJM Furlong | Central Districts Under-20s v Wellington Under-20s | Victoria Park, Wanganui | misc37219 |
| 4-112 | CJM Furlong | Central Districts Under-20s v Canterbury Under-20s | Victoria Park, Wanganui | misc37223 |