| Berton Klaasen | |
| Fullname: | Berton Wesley Klaasen |
| Birth Date: | 24 January 1990 |
| Birth Place: | Somerset West, South Africa |
| School: | Somerset West High School |
| Position: | Centre |
| Youthyears1: | 2007–2008 |
| Youthyears2: | 2009–2011 |
| Years1: | 2011–2013 |
| Apps1: | 24 |
| Points1: | 10 |
| Years2: | 2016 |
| Apps2: | 4 |
| Points2: | 0 |
| Years3: | 2016–2017 |
| Apps3: | 8 |
| Points3: | 10 |
| Years4: | 2017–2019 |
| Apps4: | 53 |
| Points4: | 25 |
| Years5: | 2020– |
| Apps5: | 5 |
| Points5: | 0 |
| Amatyears1: | 2011 |
| Amatapps1: | 2 |
| Amatpoints1: | 0 |
| Clubupdate: | 3 March 2021 |
Berton Wesley Klaasen is a South African rugby union player who last played for the in the Pro14. His usual position is centre.