Marais played for the Boland Cavaliers in youth competitions and became part of the 2009 Vodacom Cup squad, without making a senior appearance. He then moved to Potchefstroom in 2010, where he played four matches for the NWU Pukke in the 2010 Varsity Cup competition.
During the year 2010, Marais made appearances for a number of clubs: Leopards, although he did not play any games for the club during the 2010 Currie Cup season, he further made appearances for Sharks and Kings.
Shortly after the 2016 Super Rugby season kicked off, Marais joined the Pretoria-based Bulls on a two-month trial basis.
He has scored 18 points in 48 Super Rugby caps since his debut in 2013.
Marais was one of the Stormers standout performers in Super Rugby 2017, he featured in 12 matches scoring a total of 72 points.
JW January 18
Career
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Paarl Boys High Fullback |
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Sharks Fullback |
|
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Southern Kings Fullback |
2013 - 2016 |
 |
Natal Sharks Right Wing |
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Bulls Fullback |
2016 - 2017 |
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Stormers Fullback |
2017 - 2019 |
 |
Western Province Fullback |
2017 - 2023 |
 |
Yokohama Canon Eagles Fullback |
2019 - 2024 |
