
Upcoming events
Courtesy Seb Naef (OS 18)
Grammar in Technology
Our “Grammar In” series continues, this time exploring the technology sector. Alongside the opportunity to network and engage with our guests on the panel, the Union strongly encourages anyone interested in technology, media, telecommunications and AI to attend, as more and more OS enter this area.

Alligator Wine Club
The Alligator Wine Club is hosting its second event following a fantastic wine-paired inaugural dinner. The AWC aims connects OS through the mediums of refined taste, meaningful conversation, and enduring camaraderie.
Newcomers keen to explore the world of wine are most welcome.

OSU Golf Championship
The fight for the J.A. Buckle Shield continues - a coveted and illustrious prize that will undoubtedly take up a large portion of the winner’s mantelpiece. There will also be prizes for the nearest pin, longest drive, and best scratch score.
OS, the parents and sons of OS, and current students at the School are also welcome to attend.

1980 45-Year Reunion Tour & Lunch
Tour of the School followed by lunch in the Strangers’ Room, NSW Parliament.
Convenor: Tony Wakefield.
1965 60-Year Reunion Lunch
Lunch to be held at College Street.
Convenors: Paul Weaver, David Harris, Rod Ovens, Norm Fitzpatrick.


1975 50-Year Reunion
Event to be held at College Street.
Convenors: Graeme Lowry-Jones, David Wurth, Geoff Atherton, Phil Beale, David Lewis, Steve Gonski.
1995 30-Year Reunion
Event to be held at College Street.
Convenors: Ragavan Thuraisingham, David Yeo, Toby Slade.


Annual Lunch - 2025
The Old Sydneians’ Union will be hosting its annual lunch on the 28th of August in the Strangers’ Room of NSW Parliament.
This year our panel of speakers will include Old Sydneians in the law, medicine, and the arts/journalism, alongside the Acting Headmaster Mr Philip Barr.