| Derek Daypuck | |
| Birth Name: | Derek Martin Daypuck |
| Birth Date: | 20 February 1978 |
| Birth Place: | London, Ontario |
| Height: | 1.83m (06feet) |
| Weight: | 87kg (192lb) |
| Ru Position: | Fly-half Inside centre |
| Repyears1: | 2004 - 2007 |
| Repteam1: | Canada |
| Repcaps1: | 17 (54) |
| Occupation: | Firefighter |
Derek Daypuck (born 20 February 1978 in London, Ontario) is a Canadian former Rugby union player. Daypuck played 17 tests for Canada.[1]