Birth Date – February 9, 1986
Birth Place – Somerset West, Western Cape, South Africa
Residence – Cape Town, South Africa
Interests – All sports, video games, socializing

As an amateur, Justin played golf at Lamar University in Beaumont, Texas, USA. During his amateur career he won multiple tournaments in South Africa and in 2006 earned a place on the Sunshine Tour in his first attempt, finishing third at the 2009 qualifying school while still an amateur. He turned professional in 2010.

Winner of the 2021 Magical Kenya Open
Winner of the 2019 Commercial Bank Qatar Masters
Winner of the 2018 Bank BRI Indonesia Open
Winner of the 2018 Royal Open

4th 2022 Slync.io Dubai Desert Classic
T5 2022 Commercial Bank Qatar Masters
T19 2021 Open Championship
2nd 2021 Cazoo Open
T29 2020 WGC Championship
T12 2019 Masters Tournament
T17 2019 WGC Dell Technologies Match Play

Seven Sunshine Tour wins