 de Wet was educated at Grenswag High School in Rustenburg and went to the University of Technology in Pretoria for future education.He represented the United Cricket Board of South Africa (UCBSA) National Academy, Titans, Lions, North West and the Northerns as a right-handed batsman and a right-arm fast-medium bowler.He took 48 wickets at 22.00 for the Lions in 2006–07.