Back Arizona's 1st congressional district English 1.º distrito congresional de Arizona Spanish حوزه انتخابیه یکم آریزونا Persian Premier district congressionnel d'Arizona French Mpaghara nke mbụ nke Arizona IG 1e congresdistrict van Arizona Dutch 1.º Distrito Congressional do Arizona Portuguese Khu quốc hội 1, Arizona Vietnamese 亞利桑那州第一國會選區 Chinese
Arizona's 1st congressional district is one of nine congressional districts in the state of Arizona and one of 435 districts in the USA. It is, geographically speaking, the largest district in the state of Arizona, comprising much of the eastern portion of the state. As of 2020, the district was represented by Democrat Tom O'Halleran.