 
| Roles | Competed in Olympic Games | 
|---|---|
| Sex | Female | 
| Full name | Lorraine Joyce•Crapp (-Thurlow) | 
| Used name | Lorraine•Crapp | 
| Born | 1 October 1938 in Sydney, New South Wales (AUS) | 
| Measurements | 167 cm | 
| Affiliations | ?, Queensland, (AUS) | 
| NOC |  Australia | 
| Medals | OG | 
| Gold | 2 | 
| Silver | 2 | 
| Bronze | 0 | 
| Total | 4 | 
| Games | Discipline (Sport) / Event | NOC / Team | Pos | Medal | As | |
|---|---|---|---|---|---|---|
| 1956 Summer Olympics | Swimming (Aquatics) |  AUS | Lorraine Crapp | |||
| 100 metres Freestyle, Women (Olympic) | 2 | Silver | ||||
| 400 metres Freestyle, Women (Olympic) | 1 | Gold | ||||
| 4 × 100 metres Freestyle Relay, Women (Olympic) | Australia | 1 | Gold | |||
| 1960 Summer Olympics | Swimming (Aquatics) |  AUS | Lorraine Crapp | |||
| 4 × 100 metres Freestyle Relay, Women (Olympic) | Australia | 2 | Silver |