| Frik du Preez | |
| Birth Name: | Frederik Christoffel Hendrik du Preez |
| Birth Date: | 28 November 1935 |
| Birth Place: | Rustenburg, Transvaal, Union of South Africa |
| Height: | 1.89m (06.2feet) |
| Weight: | 106kg (234lb) |
| Ru Position: | Lock, flanker |
| Ru Province1: | Northern Transvaal |
| Ru Provinceyears1: | 1958 - 1971 |
| Ru Provinceapps1: | 109 |
| Ru Provinceupdate: | 2007-12-26 |
| Repteam1: | South Africa |
| Repyears1: | 1961 - 1971 |
| Repcaps1: | 38 |
| Reppoints1: | 11 |
| Ru Ntupdate: | 2007-12-26 |
| School: | Parys High School |
Frederik Christoffel Hendrik "Frik" du Preez (born 28 November 1935) is a former South African rugby union player.[1]