Onder, Robert F.

Robert F. Onder Jr. was elected to represent Missouri's 3rd Congressional District in 2024 and took office on January 3, 2025. Born January 6, 1962, he is a physician specializing in allergy and asthma care, holds a law degree, and is a business owner. He previously served in the Missouri House of Representatives from 2007 to 2008 and in the Missouri State Senate from 2014 to 2022, where he was elected Assistant Majority Floor Leader and served as Chairman of the General Laws Committee.

In Congress, Onder serves on three major committees: the House Committee on Education and the Workforce, the House Committee on the Judiciary, and the House Committee on Transportation and Infrastructure. His subcommittee assignments span health and workforce issues, constitutional matters and immigration enforcement, and aviation and infrastructure development. His legislative focus reflects conservative priorities, including education oversight, immigration enforcement, and regulatory matters.

Ounder has sponsored multiple bills in his first term, including the Child Care Integrity Monitoring Act, the Chloe Cole Act of 2026, and legislation addressing environmental regulations. His legislative record in Missouri included work on immigration enforcement, reproductive healthcare regulations, and ethics reform. He was a founding member of the Missouri Senate's Conservative Caucus and has consistently advocated for fiscal conservatism and limited government principles.

Ounder resides in St. Charles County with his wife Allison and their six children.