Oscar Mathisen
| full name | Oscar Mathisen | |
| nationality | Norway (NOR) | |
| born | October 1888 | in Kristiania (Oslo) (Norway) | 
| died | April 1954 | in unknown | 
| family | brother of Sigurd Mathisen | |
| Navigation | Championships | World Records | 
Championships - Medal table and top 10 positions
| kampioenschap | gold | silver | bronze | 4th-6th | 7th-10th | starts | 
| WCh Allround | 5 | 1 | 0 | 0 | 0 | 7 | 
|  ECh Allround | 3 | 2 | 1 | 0 | 0 | 6 | 
Championships - Results
| year | position | championship | place | |
| 1907 | NC4 | WCh Allround | Trondheim | NOR | 
| 1908 | 1  | WCh Allround | Davos | SUI | 
| 2  |  ECh Allround | Klagenfurt | AUT | |
| 1909 | 1  | WCh Allround | Kristiania (Oslo) | NOR | 
| 1  |  ECh Allround | Budapest | HUN | |
| 1910 | 2  | WCh Allround | Helsinki | FIN | 
| 3  |  ECh Allround | Viipuri | FIN | |
| 1912 | 1  | WCh Allround | Kristiania (Oslo) | NOR | 
| 1  |  ECh Allround | Stockholm | SWE | |
| 1913 | 1  | WCh Allround | Helsinki | FIN | 
| 2  |  ECh Allround | Saint Petersburg | RUS | |
| 1914 | 1  | WCh Allround | Kristiania (Oslo) | NOR | 
| 1  |  ECh Allround | Berlin | GER | |

