| Corniel van Zyl | |
| Fullname: | Casparus Cornelius van Zyl |
| Birth Date: | 27 January 1979 |
| Birth Place: | Nelspruit, South Africa |
| Height: | 2.00 m |
| Weight: | 1100NaN0 |
| Position: | Lock |
| Years1: | 2003–2004 |
| Clubs1: | Pumas |
| Apps1: | 25 |
| Points1: | 10 |
| Years2: | 2003–2004 |
| Clubs2: | → Rotherham Titans |
| Apps2: | 4 |
| Points2: | 5 |
| Years3: | 2005–2007 |
| Clubs3: | Free State Cheetahs |
| Apps3: | 48 |
| Points3: | 25 |
| Years4: | 2005 |
| Clubs4: | Cats |
| Apps4: | 0 |
| Points4: | 0 |
| Years5: | 2006–2015 |
| Clubs5: | Cheetahs |
| Apps5: | 24 |
| Points5: | 0 |
| Years6: | 2007–2015 |
| Clubs6: | Treviso |
| Apps6: | 160 |
| Points6: | 35 |
| Repyears1: | 2011–2012 |
| Repteam1: | Italy |
| Repcaps1: | 8 |
| Reppoints1: | 0 |
| Coachyears1: | 2015–2020 |
| Coachteams1: | Free State Cheetahs (forwards coach) |
| Coachyears2: | 2021– |
| Coachteams2: | London Irish (assistant coach) |
| Clubupdate: | 30 January 2021 |
| Repupdate: | 30 January 2021 |
Casparus Cornelius "Corniel" van Zyl (born 27 January 1979) is a South African-born Italian former rugby union footballer who played at lock. Van Zyl was part of the Italian squad at the 2011 Rugby World Cup.[1] He is currently forwards coach at Ealing Trailfinders in West London
He played for Italian side Treviso for eight seasons from 2007 to 2015 before retiring as a player to become the forwards coach at the Free State Cheetahs.[2]
Van Zyl left the Free State Cheetahs in 2020 and joined London Irish as an assistant coach on 30 January 2021.[3]