| Sonja Johnson | |
| Birth Date: | 1967 12, df=yes |
| Birth Place: | Albany, Western Australia |
| Country: | Australia |
| Sport: | Equestrian |
| Event: | Eventing |
| Show-Medals: | yes |
Sonja Johnson (born 14 December 1967 in Albany, Western Australia) is an Australian equestrian who won a silver medal at the 2008 Summer Olympics in Beijing as part of the three-day eventing team. The team consisted of Megan Jones, Clayton Fredericks, Lucinda Fredericks and Shane Rose[1]
She grew up on a farm and says she began riding at the age of three to help muster cattle on the property. In 2006, she won the Melbourne 3-Day-Event on the horse Ringwould Jaguar.