| JC Greyling | |
| Fullname: | Johan Corné Greyling |
| Birth Date: | 21 June 1991 |
| Birth Place: | Okahandja, Namibia |
| Weight: | 92kg (203lb) |
| School: | Hoërskool Klerksdorp |
| Position: | Centre |
| Youthyears1: | 2010–2012 |
| Youthyears2: | 2011 |
| Youthclubs2: | Old Wesley |
| Years1: | 2012 |
| Apps1: | 13 |
| Points1: | 10 |
| Years2: | 2015–2016 |
| Apps2: | 6 |
| Points2: | 0 |
| Years3: | 2016 |
| Apps3: | 4 |
| Points3: | 5 |
| Years4: | 2017–present |
| Apps4: | 13 |
| Points4: | 25 |
| Amatyears1: | 2013–2015 |
| Amatteam1: | Old Wesley |
| Repyears1: | 2014–present |
| Repcaps1: | 32 |
| Reppoints1: | 101 |
| Clubupdate: | 22 July 2018 |
| Repupdate: | 14 September 2019 |
Johan Corné Greyling (born 21 June 1991) is a Namibian professional rugby union player, currently playing with the .[1] He was named in Namibia's squad for the 2015 Rugby World Cup.[2]