| Ian Brown | |
| Fullname: | Ian Robert Brown |
| National Team: | Australia |
| Strokes: | Freestyle |
| Birth Date: | 14 August 1965 |
| Height: | 1.86m (06.1feet) |
| Weight: | 74kg (163lb) |
Ian Robert Brown (born 14 August 1965) is a former freestyle swimmer who twice represented Australia at the Summer Olympics. He made his debut in 1988. His best Olympic result was the fifth place, four years later in Barcelona, Spain, in the men's 400 m freestyle.[1]