Tamsin Hinchley (née Barnett, born 10 March 1980) is a retired Australian indoor and beach volleyball player.

Born in Adelaide, Hinchley was on the Australian indoor squad at the 2000 Summer Olympics.

At the 2008 and 2012 Summer Olympics, Hinchley partnered with Natalie Cook in beach volleyball where they finished 5th and 19th, respectively.

Hinchley and Cook also partnered on the Swatch FIVB World Tour, and Hinchley was named the World Tour's most improved player in 2007.

[1] Tamsin is married to Al Hinchley.