Caylib Rees Oosthuizen (born 1 September 1989) is a South African professional rugby union player who plays as a loosehead prop for Tel Aviv Heat in Rugby Europe Super Cup.
He previously played for Western Province in the Currie Cup and in the Rugby Challenge.
Oosthuizen began his senior career in Johannesburg with the Lions, starting in his first 6 Super Rugby games.
[5][6] Oosthuizen previously represented the University of Johannesburg in the 2011 Varsity Cup where he started all 8 of his sides' matches.
[7] Oosthuizen represented South Africa under 20 in the 2009 IRB Junior World Championship in Japan.