Robin Ransom (formerly Robin Ransom Vannoy; born July 21, 1967) is an American lawyer who serves as a judge of the Supreme Court of Missouri. She was appointed to the court in 2021 by Governor Mike Parson, and is the first African-American woman to hold the position. Prior to her appointment to the Supreme Court, Ransom served on the Missouri Court of Appeals for the Eastern District from 2019 to 2021 and served on the St. Louis Circuit Court from 2008 to 2019.