Dane Alex Bird-Smith (born 15 July 1992) is an Australian racewalking athlete.
He competes in the 20 kilometres race walk and has a best of 1:19:28 hours for the distance, set in 2017.
He competed at the 2016 Rio Olympics, where he was the bronze medallist.
Bird-Smith represented Australia at the World Championships in Athletics three times (2013, 2015, 2017) and has appeared four times at the IAAF World Race Walking Team Championships/Cup.
He was the gold medallist at the Commonwealth Games in 2018, the Summer Universiade in 2015 and the Oceania Race Walking Championships in 2018 and 2014.
He is the son of former Australian Olympic walker David Smith.
He holds the Oceanian continental records for the 3000 metres walk and 5000 metres walk.