Van der Walt is an Afrikaans surname. Notable people with the surname include:

Dawie van der Walt (born 1983), South African golfer

Deon van der Walt (1958–2005), South African opera singer

Eduan van der Walt (born 1987), South African rugby union player

Jaco van der Walt (born 1994), South African rugby union player

Lucien van der Walt (born 1972), South African sociologist, labour educator

Nardus van der Walt (born 1992), South African rugby union player

Piet van der Walt (born 1966), Namibian businessman and politician

Philip van der Walt (born 1989), South African rugby union player

Tjaart van der Walt (born 1974), South African golfer

Wimpie van der Walt (born 1989), South African rugby union player

Afrikaans-language surnames

Surnames of Dutch origin

Van der Walt