Smith represented New Zealand in fifteen Chess Olympiads between 1978 and 2010. Her best result was at the 26th Chess Olympiad in Thessaloniki, Greece in 1984, when she scored 7/9 and won the bronze medal on board 3. Smith gained the WCM title for scoring 5.5/11 at the 36th Chess Olympiad in Calvia, Spain in 2004, and gained the WFM title for scoring 6.5/9 at the 38th Chess Olympiad in Dresden, Germany in 2008.