| Birth Date: | 13 September 1906 |
| Birth Place: | Varberg, Sweden |
| Death Date: | 29 October 1974 (aged 68) |
| Death Place: | Göteborg, Sweden |
| Sport: | Wrestling |
| Club: | Borås AK |
| Show-Medals: | yes |
Axel Vilhelm Teodor Cadier (13 September 1906 – 29 October 1974) was a Swedish wrestler. He competed in Greco-Roman events at the 1932 and 1936 Summer Olympics and won a bronze and a gold medal, respectively.
Cadier first trained in swimming and boxing, but changed to wrestling at the age 21. Besides his Olympic medals he won four European and 11 national titles in Greco-Roman and freestyle wrestling (1934–1942; 6 in Greco-Roman, 5 in freestyle). In the 1940s–1950s he wrestled professionally in North America. After that he trained the Norwegian national team and worked as an instructor at the French State Sports Institute.