Jon Rosenthal

Jon Eric Rosenthal (born August 17, 1963) is an American engineer and politician. He is a Democratic member of the Texas House of Representatives, representing the 135th district including Northwest Houston, Cypress, and Jersey Village.

Early life and career Rosenthal was born at Stanford University Hospital in Stanford, California, in 1963 and has lived in Texas since 1979. His father, Haskell P. Rosenthal, was the John T. Stuart III Centennial Professor of Mathematics at the University of Texas at Austin, and his mother, Maryon Nagles-Gonzalez, is a retired cosmetics sales director. At 14, he spent a year in Israel while his father took a sabbatical at the Hebrew University of Jerusalem and became conversational in Hebrew through taking classes.

Prior to his election to the House of Representatives, Rosenthal founded an Indivisible group in Texas' 7th congressional district. He has worked for over 25 years as a Project Manager, Engineering Manager, and Subsea Systems Engineer in and around the oil and gas industry.

Texas House of Representatives Rosenthal was sworn into the Texas House on January 8, 2019, after winning the November 2018 general election. He defeated 12-term incumbent Republican Gary Elkins.

As a freshman member of the 86th Legislative Session, Rosenthal was appointed to the House Committee on County Affairs and the House Committee on Energy Resources. Rosenthal was honored as the Freshman of the Year by the Texas Legislative Study Group.

On September 29, 2025, Rosenthal announced he would run for the Texas Railroad Commission in 2026. He won the primary unopposed.

Personal life Ronsenthal has resided in Northwest Houston since 2007. He is married to his wife, Aminta, and they have two adult children.