USCGC Munro (WMSL-755) is the sixth Legend-class cutter of the United States Coast Guard. Munro is the second cutter named for Signalman First Class Douglas A. Munro (1919–1942), the only Coast Guardsman to be awarded the Medal of Honor. The US Navy destroyer escort USS Douglas A. Munro (DE-422) was also named for Munro.

The Legend-class cutter, also known as the National Security Cutter (NSC) and Maritime Security Cutter, Large, is the largest active patrol cutter class of the United States Coast Guard, with the size of a frigate. Entering into service in 2008, the Legend class is the largest of several new cutter designs developed as part of the Integrated Deepwater System Program.