Katherine Moore Porter (born January 3, 1974) is an American law professor, attorney and politician serving as the U.S.
Representative for California's 45th congressional district since 2019.
A member of the Democratic Party, she is the first Democrat to be elected to represent the district, which covers much of south-central Orange County, including Irvine, Tustin and Lake Forest along with large slices of Anaheim and Laguna Niguel.
Porter attended Harvard University and Yale University; she most recently taught at the University of California, Irvine School of Law.