# Julian Beaudion **Julian Beaudion** is the 2026 Democratic nominee for U.S. Senate in South Dakota against [[Mike Rounds]]. A former state Highway Patrol trooper, activist and businessman, he was unopposed for the nomination on June 2 and was endorsed by Joe Biden on June 5, 2026. He polls third in the three-way general — PPP (May 29–30): Rounds 43, [[Brian Bengs]] 23, Beaudion 18 — and had $3,000 on hand through May 13 against Bengs's $58,000 and Rounds's $2.66M. See [[SD-Sen-2026]].