USS St. Louis (LCS-19) is a Freedom-class littoral combat ship of the United States Navy.

[8] In 2002, the US Navy initiated a program to develop the first of a fleet of littoral combat ships.

[9]  St. Louis is the tenth Freedom-class littoral combat ship to be built.

[3] She was commissioned on 8 August 2020 and is assigned to Littoral Combat Ship Squadron Two.

This article about a specific ship or boat of the United States Armed Forces is a stub.