Tim Dunn is a Republican Arizona State Senator representing Legislative District 25 . A lifelong Yuma resident born on December 13, 1966, he grew up in a conservative farming family rooted in Christian values. He is married to Eileen Dunn, with two sons, Kirk and Timothy. Dunn is a successful businessman co-owning Dunn Farms, Dunn Grain Co. , Upstream Development Co., and Sport Clips franchises in Yuma, Buckeye, and Goodyear. He serves as a founding board member of Champion Christian Church in Yuma, focusing on community outreach, and enjoys outdoor activities like off-roading, fishing, hunting, and competitive barbecuing.

Notable achievements include 2024 awards such as Alzheimer's Association Legislative Grand Champion, Arizona Alliance for Community Health Centers Legislator of the Year, Arizona Family Project "Friend of the Family," Arizona Game and Fish Commission Advocate of the Year, and Arizona Transportation Champion.

Education and Political Experience

Education: B.S. in Agronomy , University of Arizona .

Political Experience:
- Arizona State Senate, District 25 ; current committees : Natural Resources , Education, Military Affairs & Border Security, Joint Legislative Audit Committee.
- Arizona House of Representatives, District 25 ; District 13 ; appointed February 13, 2018.
- Previously chaired House Land and Agriculture committees and served as Vice-Chair of Natural Resources, Energy & Water Committee.
- Additional roles: Former member of House Appropriations, Ways and Means, and other committees; Precinct Committeeman ; former President, Yuma County Farm Bureau; leadership in Arizona Farm Bureau ; Arizona Department of Agriculture Advisory Board .