The 1940 Australian Track Cycling Championships were held at Lang Park Velodrome in Brisbane, Australia from March 9 to March 11, 1940. The titles were dominated by 18 year old Jack Welsh (NSW) who equalled a 26-year-old record by winning four out of 5 of the senior men's individual titles.[1]
| 1 Mile Scratch Race[2] | Jack Walsh (NSW) | Fred Ashby (Vic/Carnegie) | H. Clayton (Qld) | |
| 5 Mile Scratch Race | Jack Walsh (NSW) | Fred Ashby (Vic/Carnegie) | W. Doggett (Vic) | |
| 10 Mile Scratch Race [3] | Jack Walsh (NSW) | Dunc Gray (NSW) | W. Doggett (Vic) | |
| 1,000 Metres Sprint | Jack Walsh (NSW) | N. Ballard (NSW) | H. Clayton (Qld) | |
| 1,000 Metre Time Trial[4] | Dunc Gray (NSW) | N. Ballard (NSW) | Fred Ashby (Vic/Carnegie) | |
| 2 Mile Team Pursuit [5] | Victoria (F. Ashby and ?) | xxx | xxx | |
| 1 Mile Junior Championship | C. Barclay (Vic) | A. Stewart (Qld) | J. Kohlenberg (NSW) | |
| 5 Mile Junior Scratch Race | J. Kohlenberg (NSW) | C. Barclay (Vic) | G. Goule (Vic) |
Healing Shield Winners: NSW