Lachlan Hay (born (1986-05-25)25 May 1986 in Baulkham Hills) is an Australian short-track speed-skater.

In 2006, he was a member of the Australian 5000 metre relay team, which placed fourth in the semifinal, then won the B final to end up 6th overall.

[1] As of 2013, Hay's best performance at the World Championships came in 2007, when he placed 7th as part of the Australian 5000 metre relay team.

[2] As of 2013, Hay has not finished on the podium on the ISU Short Track Speed Skating World Cup.

This biographical article on a speed skater in Australia is a stub.