Sydney Derby
Sydney Derby may refer to:
- Ron Coote Cup, the inner city Sydney Derby between the Sydney Roosters and South Sydney Rabbitohs in the National Rugby League
 - Sydney Derby (A-Leagues), association football (soccer) matches between A-Leagues teams Sydney FC and Western Sydney Wanderers
 - Sydney Derby (BBL), cricket derby matches between Big Bash League teams Sydney Sixers and Sydney Thunder
 - Sydney Derby (AFL), Australian rules football matches between the Sydney Swans and Greater Western Sydney Giants in the Australian Football League
 - Sydney Derby (AIHL), Ice hockey matches between the Sydney Bears and Sydney Ice Dogs in the Australian Ice Hockey League
 
See also
- Australian Derby, a Group 1 horse race which takes place in Sydney
 - Western Sydney Derby