Albertus Stephanus "Kwagga" Smith (born 11 June 1993) is a South African rugby union player for the South Africa national team, the Lions in Super Rugby and Yamaha Júbilo in the Japanese Top League.
His regular position is flanker.
He was a member of the South African Sevens team that won a bronze medal at the 2016 Summer Olympics and of the South African team that won the 2019 Rugby World Cup.