Carlos Roberto Moreno (born November 4, 1948) is an American jurist who is the former United States Ambassador to Belize, serving from June 24, 2014 to January 20, 2017. Previously, he served as a Judge of the United States District Court for the Central District of California from February 4, 1998, to October 18, 2001, and as an associate justice of the Supreme Court of California from October 18, 2001, to February 28, 2011. Following his retirement from the bench, Moreno was counsel with Irell & Manella from 2011 to 2013. He has been a self-employed JAMS arbitrator since returning from Belize in 2017.