Pieter Smith (born April 3, 1987) is a South African sprinter, who specialized in the 400 metres.

[1] He set his personal best time of 45.63 seconds by winning the 400 metres event at the 2009 South African Championships in Stellenbosch.

[2] Smith competed for the men's 4 × 400 m relay at the 2008 Summer Olympics in Beijing, along with his teammates L. J. van Zyl, Ofentse Mogawane, and Alwyn Myburgh.

Smith and his team finished the relay in sixth place for a seasonal best time of 3:01.26, failing to advance into the final.

This biographical article relating to South African athletics is a stub.