- 1936 – ACT play their first match in the NSW Country Week
- 1936 – Les Reardon, Francis Reardon, Les Rogers and John Roseby make their ACT Debut
- 1992 – Ian Garrity and Chris Killen make their ACT Debut
- 1997 – Canberra Comets play their first match in the Mercantile Mutual Cup
- 1997 – Paul Evans, Ian Garrity, Brad Haddin, Mark Higgs, Merv Hughes, Stuart Karppinen, Greg Lemin, Darryle Macdonald, Hall O’Meagher, Peter Solway, David Thornton and Mike Veletta make their List A debut for the Canberra Comets.
- 2004 – Terry Bayly and Trent Power make their ACT Debut
- 2004 – Cameron McLeod makes his debut as ACT Captain
- 2010 – Death of Ginty Stevens (ACT 1937/38-1955/56)