She's the incumbent state representative for District 139 in Houston, first elected in a 2025 special election, and previously served as a Houston Community College trustee.
She graduated from the University of Houston in 1991 and earned a master's degree from the University of Arizona Global Campus in 2021.
Johnson’s take on Texas values
She spoke out against using public money for private-school tuition vouchers during the 2025 legislative session, saying Houston public schools have more pressing needs like teacher pay, building repairs, and security, and that "public dollars need to stay in public schools." [campaign website; Ballotpedia]