| Piet van Zyl | |
| Birth Name: | Piet van Zyl |
| Birth Date: | 1979 5, df=yes |
| Birth Place: | Worcester, South Africa |
| Height: | [1] |
| Weight: | 95kg (209lb) |
| Ru Position: | Centre |
| Repyears1: | 2007–present |
| Repcaps1: | 14 |
| Reppoints1: | 15[2] |
| Ru Ntupdate: | 9 September 2007 |
| Years1: | 2009–2012 |
| Clubs1: | Bourgoin |
| Apps1: | 39 |
| Points1: | 14[3] |
| Ru Clubupdate: | 21 May 2013 |
| Super1: | Cheetahs |
| Superyears1: | 2008–2009 |
| Superapps1: | 9 |
| Superpoints1: | 0 |
| Super14update: | 21 May 2013 |
| Ru Province1: | Boland Cavaliers |
| Ru Provinceyears1: | 2006–2008 |
| Ru Provinceapps1: | 28 |
| Ru Provincepoints1: | 30 |
| Ru Provinceupdate: | 21 May 2013 |
Piet van Zyl (born 14 May 1979) is a Namibian rugby union player who captained the Boland Cavaliers in South Africa at provincial level, and played for the at international level. Van Zyl was in the Namibian squad for the 2007 World Cup, and scored a try in his nation's first match in the competition, in a game against . Van Zyl plays as a centre. Van Zyl made his debut in August 2007 in a friendly match against .[2]