Colorado general election: November 3, 2026

Who is running for Adams County Court, Retention: Judge MaryAnn "Mariana" Vielma in 2026?

Here are the candidates for Adams County Court, Retention: Judge MaryAnn "Mariana" Vielma on the November 3, 2026 ballot. This race is on the ballot for voters in Adams County.

This is a retention vote: voters decide yes or no on keeping this judge for another term. Judges may not promise how they would rule, so we show experience and record instead of issue positions.

MaryAnn "Mariana" Vielma

· Incumbent

Judge, Adams County Court

MaryAnn "Mariana" Vielma is the sitting Adams County Court judge, standing for a retention vote on the November 3, 2026 ballot¹. She was appointed in July 2020 after serving as a magistrate and prosecutor².

County Court judge since July 2020, presiding over criminal, misdemeanor and traffic matters in the 17th Judicial District²
Before her appointment: magistrate, Assistant County Attorney, Senior Deputy District Attorney and District Court law clerk²
Undergraduate degree, University of Texas at El Paso; law degree, University of St. Thomas School of Law²
Appointed to the County Court in July 2020; the evaluation page does not name the appointing governor². This is a retention election: voters decide yes or no on keeping the sitting judge, and no opponent is on the ballot¹.
Bar poll: Colorado Office of Judicial Performance Evaluation, 2026 evaluation: Recommendation: Meets Performance Standards. "The Seventeenth Judicial District Commission on Judicial Performance unanimously agrees by a vote of 8-0, with two commissioners absent, that Judge MaryAnn “Mariana” Vielma MEETS PERFORMANCE STANDARDS." This is an official state commission evaluation of the judge's performance, not an endorsement².

Last reviewed 2026-10-08. Spotted something wrong? Every claim links to its source so you can check it yourself.