| Aussiecon Two, the 43rd World Science Fiction Convention | |
| Venue: | Southern Cross, Victoria, and Sheraton Hotels |
| Dates: | 22–26 August 1985 |
| Filing: | non-profit |
| Attendance: | 1,599 |
The 43rd World Science Fiction Convention (Worldcon), also known as Aussiecon Two, was held on 22–26 August 1985 at the Southern Cross, Victoria, and Sheraton Hotels in Melbourne, Australia.
The convention was chaired by David Grigg.
Attendance was 1,599.