| Kristi Mathieson | |
| Office: | Member of the Maine House of Representatives |
| Term Start: | December 7, 2022 |
| Predecessor: | John L. Martin |
| Constituency: | 151st district |
| Term Start1: | December 2, 2020 |
| Term End1: | December 7, 2022 |
| Predecessor1: | Deane Rykerson |
| Successor1: | Austin Theriault |
| Constituency1: | 1st district |
| Party: | Democratic |
| Residence: | Kittery, Maine |
| Education: | University of New Hampshire (BA and MS) |
Kristi Michele Mathieson[1] is an American politician from Maine. She is the representative for Maine House District 151. She is on the Health Coverage, Insurance and Financial Services committee.[2] Mathieson is also a registered dietitian.