| Harold Vorster | |
| Fullname: | Harold William Vorster |
| Birth Date: | 11 October 1993 |
| Birth Place: | Phalaborwa |
| Weight: | 940NaN0 |
| School: | Frans du Toit |
| Position: | Centre |
| Currentclub: | / |
| Youthyears1: | 2006–2011 |
| Years1: | 2012–2014 |
| Apps1: | 11 |
| Points1: | 5 |
| Years2: | 2014–2017 |
| Apps2: | 16 |
| Points2: | 5 |
| Years3: | 2015–2019 |
| Apps3: | 60 |
| Points3: | 55 |
| Years4: | 2018–2021 |
| Clubs4: | Panasonic Wild Knights |
| Apps4: | 8 |
| Points4: | 15 |
| Years5: | 2021– |
| Apps5: | 20 |
| Points5: | 10 |
| Years6: | 2021– |
| Apps6: | 11 |
| Points6: | 20 |
| Amatyears1: | 2014 |
| Amatapps1: | 7 |
| Amatpoints1: | 5 |
| Repyears1: | 2013 |
| Repteam1: | South Africa Under-20 |
| Repcaps1: | 0 |
| Reppoints1: | 0 |
| Repyears2: | 2017 |
| Repteam2: | South Africa 'A' |
| Repcaps2: | 1 |
| Reppoints2: | 10 |
| Repyears3: | 2017 |
| Repteam3: | Barbarians |
| Repcaps3: | 2 |
| Reppoints3: | 0 |
| Clubupdate: | 23 July 2022 |
| Repupdate: | 28 May 2018 |
Harold William Vorster is a South African rugby union player for the in the United Rugby Championship and the in the Currie Cup. His regular position is centre or fly-half.
He represented at various youth levels, from the Under-13 Craven Week in 2006 to the Under-18 Craven Week in 2011.
He was included in the training group that toured Argentina in preparation for the 2013 IRB Junior World Championship.
He joined the in 2012, making his provincial first class debut in their Vodacom Cup match against . He was also included in the squad for the 2013 Lions Challenge Series.
He made his run-on debut for the Lions against the Stormers on 28 February 2015 at Ellispark.