| 7-35 | JT Sparling | Auckland Under-20s v Wellington Under-20s | Logan Park, Dunedin | misc31913 |
| 6-75 | JT Sparling | Auckland Under-20s v Otago Under-20s | Logan Park, Dunedin | misc31916 |
| 5-20 | JHM Dawson | Canterbury Under-20s v Wellington Under-20s | Logan Park, Dunedin | misc31917 |
| 5-25 | CW Barclay | Wellington Under-20s v Auckland Under-20s | Logan Park, Dunedin | misc31913 |
| 5-55 | LR Thompson | Otago Under-20s v Canterbury Under-20s | Logan Park, Dunedin | misc31912 |
| 5-74 | JT Sparling | Auckland Under-20s v Canterbury Under-20s | Logan Park, Dunedin | misc31915 |