Sonja Ackermann-Olsen
| full name | Sonja Ackermann-Olsen | |
| nationality | Norway (NOR) | |
| born | March 1934 | in unknown |
Championships - Medal table and top 10 positions
| kampioenschap | gold | silver | bronze | 4th-6th | 7th-10th | starts |
| WCh Allround | 0 | 0 | 0 | 0 | 3 | 4 |
Championships - Results
| year | position | championship | place | |
| 1953 | 11 | WCh Allround | Lillehammer | NOR |
| 1954 | 9 | WCh Allround | Ă–stersund | SWE |
| 1955 | 9 | WCh Allround | Kuopio | FIN |
| 1958 | 9 | WCh Allround | Kristinehamn | SWE |
