| Ruan Dreyer | |
| Fullname: | Ruan Martin Dreyer |
| Birth Date: | 16 September 1990 |
| Birth Place: | Potchefstroom, South Africa |
| Weight: | 1150NaN0 |
| School: | Monument High School |
| University: | University of Johannesburg |
| Position: | Tighthead Prop |
| Currentclub: | / |
| Years1: | 2010–2013 |
| Apps1: | 18 |
| Points1: | 5 |
| Years2: | 2012–2018 |
| Apps2: | 78 |
| Points2: | 20 |
| Years3: | 2012–2017 |
| Apps3: | 43 |
| Points3: | 25 |
| Years4: | 2018–2020 |
| Apps4: | 7 |
| Points4: | 5 |
| Years5: | 2020–2024 |
| Apps5: | 49 |
| Points5: | 5 |
| Years6: | 2020–2024 |
| Apps6: | 23 |
| Points6: | 10 |
| Repyears1: | 2010 |
| Repteam1: | South Africa Under-20 |
| Repcaps1: | 5 |
| Reppoints1: | 0 |
| Repyears2: | 2016–present |
| Repteam2: | South Africa |
| Repcaps2: | 4 |
| Reppoints2: | 5 |
| Clubupdate: | 6 August 2024 |
| Repupdate: | 16 April 2018 |
Ruan Martin Dreyer (born 16 September 1990) is a South African rugby union footballer. His regular playing position is prop. He plays for in Super Rugby.
He was a member of the South Africa Under 20 team that competed in the 2010 IRB Junior World Championship.[1]
He joined prior to the 2018–19 English Premiership.[2] It was confirmed in June 2020 that he had left the club.[3]
On 12 July 2020, it was later confirmed that Dreyer returned to his old club Lions for next season.