| James Underdahl | |
|---|---|
| Member of the Legislative Assembly of Alberta | |
| In office 1948–1955 | |
| Preceded by | Edith Thurston |
| Succeeded by | Harry Strom |
| Constituency | Cypress |
| Personal details | |
| Born | (1894-02-04)February 4, 1894 Towner, North Dakota, U.S. |
| Died | October 7, 1968(1968-10-07) (aged 74) Lethbridge, Alberta, Canada |
| Political party | Social Credit |
James Martin Underdahl (February 4, 1894 – October 7, 1968) was a provincial politician from Alberta, Canada. He served as a member of the Legislative Assembly of Alberta from 1948 to 1955, sitting with the Social Credit caucus in government.