ES
ERVIN STONE DR YEN
Candidate for U.S. Senate
DEM
CHALLENGER
Biography
Ervin Stone Yen is a physician and the Democratic nominee for the 2026 U.S. Senate election in Oklahoma. He previously served as an Oklahoma State Senator for District 40 from 2014 to 2018, notably being the first physician in the Oklahoma Senate in 40 years and the first Asian American in Oklahoma legislative history.
Top Priorities
- Supporting medical-only exemptions for school vaccinations
- Banning texting while driving
- Prohibiting children from commercial tanning beds