| Mary Fosse | |
| State House: | Washington |
| District: | 38th |
| Party: | Democratic |
| Predecessor: | Mike Sells |
| Alongside: | Julio Cortes |
| Office2: | Member of the Everett City Council from the 1st district |
| Term Start2: | January 3, 2022 |
| Predecessor2: | Position created |
| Residence: | Everett, Washington, U.S. |
| Term Start: | January 9, 2023 |
| Children: | 2[1] |
| Website: | Campaign website |
Mary Fosse is an American politician who has served as a Democratic member of the Washington House of Representatives from the 38th district since 2023. She has also been a member of the Everett City Council since 2022 as a representative from the 1st district.[2] [3]