Oscar Mathisen
| full name | Oscar Mathisen | |
| competed for | Norway (NOR) | |
| born | 4 October 1888 | in Kristiania (Oslo) (Norway) |
| died | 10 April 1954 | in unknown |
Championships - Medal count and top 10 positions
| championships | 1st  | 2nd  | 3rd  | 4th-6th | 7th-10th | started |
| ECh Allround | 3 | 2 | 1 | 0 | 0 | 6 |
| WCh Allround | 5 | 1 | 0 | 0 | 0 | 7 |
Championships - Results
| year | position | championship | place | |
| 1907 | NC4 | WCh Allround | Trondheim | NOR |
| 1908 | 2 | ECh Allround | Klagenfurt | AUT |
| 1 | WCh Allround | Davos | SUI | |
| 1909 | 1 | ECh Allround | Budapest | HUN |
| 1 | WCh Allround | Kristiania (Oslo) | NOR | |
| 1910 | 3 | ECh Allround | Viipuri | FIN |
| 2 | WCh Allround | Helsinki | FIN | |
| 1912 | 1 | ECh Allround | Stockholm | SWE |
| 1 | WCh Allround | Kristiania (Oslo) | NOR | |
| 1913 | 2 | ECh Allround | Saint Petersburg | RUS |
| 1 | WCh Allround | Helsinki | FIN | |
| 1914 | 1 | ECh Allround | Berlin | GER |
| 1 | WCh Allround | Kristiania (Oslo) | NOR | |
World Records
| # | discipline | record | date | place | |
| 1 | 1500 meters | 2:20.8 | 9 Feb 1908 | Davos | |
| 2 | 1000 meters | 1:31.8 | 30 Jan 1909 | Davos | |
| 3 | 1500 meters | 2:20.6 | 30 Jan 1910 | Davos | |
| 4 | 500 meters | 0:44.2 | 17 Feb 1912 | Kristiania | |
| 5 | 10,000 meters | 17:46.3 | 18 Feb 1912 | Kristiania | |
| 6 | 10,000 meters | 17:36.4 | 25 Jan 1913 | Trondheim | |
| 7 | 10,000 meters | 17:22.6 | 1 Feb 1913 | Kristiania | |
| 8 | 500 meters | 0:44.0 | 16 Mar 1913 | Hamar | |
| 9 | 500 meters | 0:43.7 | 10 Jan 1914 | Kristiania | |
| 10 | 1500 meters | 2:19.4 | 11 Jan 1914 | Kristiania | |
| 11 | 5000 meters | 8:36.6 | 17 Jan 1914 | Davos | |
| 12 | 500 meters | 0:43.4 | 17 Jan 1914 | Davos | |
| 13 | 1500 meters | 2:17.4 | 18 Jan 1914 | Davos | |
| 14 | 5000 meters | 8:36.3 | 23 Jan 1916 | Kristiania | |