Don (Don) Mayhew (R-SH124)
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Capitol: 573.751.3604
FAX: 573.522.2301
District: 816.695.9907
Room 412-A State Capitol 201 West Capitol Avenue
Jefferson City, MO 65101

District Office:
201 West Capitol Avenue
Jefferson City, MO 65101
Elected: 2018    Next Election: 2024
Spouse: Deanna   
Committee Assignments
ChairmanHouse Committee on Transportation Accountability
Co-ChairJoint Committee on Transportation Oversight
MemberSubcommittee on Appropriations - Public Safety, Corrections, Transportation, and Revenue
MemberHouse Special Committee on Government Accountability
MemberHouse Committee on Conservation and Natural Resources
Counties Representing
Camden / Miller


Representative Don Mayhew, a Republican, represents parts of Phelps and Pulaski counties (District 121) in the Missouri House of Representatives. He was elected to his first two-year term in November 2018. In addition to his legislative duties, Mayhew, a licensed survey and engineer, is the owner of a small engineering and surveying company. He has served as the Pulaski County Surveyor for 10 years. Mayhew has served on the Crocker School Board, including a term as president of the board. He has served on the Pulaski County Republican Central Committee. He has served on the board for Habitat for Humanity and the Crocker Park Board, and he has chaired the Pulaski County Justice Center Task Force. Mayhew also is a member of the NRA. Mayhew graduated in 1991 with a bachelor's of science degree in Civil Engineering from the University of Missouri-Rolla (now Missouri S&T). Born in Crocker, Mayhew still resides there with his wife, Deanna. They have four adult children and 8 grandchildren.