Illawarra Sports High School formerly Berkeley High School is a high school located in Berkeley, New South Wales, Australia.
- Currently enrolled at ISHS is Matilda's and Sydney FC winger Caitlin Foord.
- Ryan Gregson – Australian representative to the 2012 Olympics in Athletics
- Brett Stewart – Manly Sea Eagles, NSW Origin and Australian representative fullback (NRL)
- Glenn Stewart – Manly Sea Eagles, NSW Origin and Australian representative forward (NRL)
- Trent Merrin – St George Illawarra Dragons and NSW Origin Prop forward (NRL)
- Keith Lulia – Former St George Illawarra Dragons, Newcastle Knights centre (NRL) and Bradford Bulls in English Super League. Currently playing for Wests Tigers (NRL).
- Tyson Frizell – Former Cronulla Sharks and current St George Illawarra back-rower (NRL), Wales Rugby League representative and Australian Schoolboys Rugby Union representative.