| Don Mayhew | |
| State House: | Missouri |
| District: | 124th |
| Term Start: | 2019 |
| Predecessor: | Keith Frederick |
| Party: | Republican |
| Residence: | Crocker, Missouri, U.S.[1] |
Donald Mayhew is an American politician serving in the Missouri House of Representatives. He won his first election from district 121 in 2018 after defeating Democrat Matt Heitz 69.3% to 30.7%.[2] After redistricting in 2022, he won reelection in district 124.