| Sarah Maestas Barnes | |
| Office: | Member of the New Mexico House of Representatives from the 15th district |
| Term Start: | January 1, 2015 |
| Term End: | January 1, 2019 |
| Predecessor: | Emily Kane |
| Successor: | Dayan Hochman-Vigil |
| Birth Date: | 14 May 1980 |
| Birth Place: | Albuquerque, New Mexico, U.S. |
| Party: | Republican |
| Alma Mater: | University of New Mexico University of New Mexico School of Law |
Sarah Maestas Barnes (born May 14, 1980) is an American lawyer and politician who served in the New Mexico House of Representatives from the 15th district from 2015 to 2019.[1] She opted not to run for re-election in 2018, and was succeeded by Democrat Dayan Hochman-Vigil.[2]