Dave Dennis (born 20 January 1986) is a retired Australian rugby union player who last played professionally for the LA Giltinis of Major League Rugby (MLR) in the United States. His primary positions were lock or blindside flanker, but he also played No.8.
He was educated at Richmond High School in Sydney, when he played in the Australian Schoolboys Rugby team in 2004.
Dennis' Waratahs debut was against the Crusaders, in 2007. In March 2013, Dennis became Waratahs captain.
In 2016 he joined Exeter Chiefs. He started the final as Exeter Chiefs defeated Wasps to be crowned champions of the 2016âÂÂ17 English Premiership.