Tim Cahill (born 1979) is an Australian former footballer.
Tim Cahill may also refer to:
- Tim Cahill (politician) (born 1959), Treasurer and Receiver-General of the Commonwealth of Massachusetts; 2010 candidate for Governor of Massachusetts
- Tim Cahill (writer) (born 1944), founding editor at Outside magazine and adventure travel book author
- Tim Cahill (producer) (born 1966), creator and director for My Gym Partner's a Monkey and Littlest Pet Shop
- Tim Cahill: The Unseen Journey, a documentary about the Australian footballer
See also
- Cahill (group), a band named after the soccer player