Austin Charles Smith (born 20 May 1985) is South African field hockey player who plays as a defender for Dutch club HC Den Bosch and the South African national team.
Smith competed for South Africa at the 2008 and 2012 Summer Olympics, the 2010 and 2014 Hockey World Cups, and at the 2010 and 2014 Commonwealth Games.
He has also competed at the 2005, 2009 and 2011 Men's Champions Challenge.