| Carl C. Mohler | |
| Office: | President pro tempore of the Washington Senate |
| Term Start: | January 8, 1945 |
| Term End: | January 13, 1947 |
| Predecessor: | Albert Rosellini |
| Successor: | Victor Zednick |
| State Senate1: | Washington |
| District1: | 22nd |
| Term Start1: | January 13, 1941 |
| Term End1: | January 10, 1949 |
| Predecessor1: | Harold P. Troy |
| Successor1: | Carlton I. Sears |
| State House2: | Washington |
| District2: | 22nd |
| Term Start2: | January 9, 1939 |
| Term End2: | January 13, 1941 |
| Predecessor2: | Mert Francis |
| Successor2: | Ralph L. J. Armstrong |
| Birth Name: | Carl Charles Mohler |
| Birth Date: | 26 December 1898 |
| Birth Place: | Minnesota, U.S. |
| Death Place: | North Hollywood, Los Angeles, California, U.S. |
| Party: | Democratic |
Carl Charles Mohler (December 26, 1898 - January 27, 1969) was an American politician in the state of Washington. He served in the Washington State Senate and Washington House of Representatives.[1] From 1945 to 1949, he was President pro tempore of the Senate.