USS Delaware (SSN-791) is a Virginia-class attack submarine built for the United States Navy.

The contract to build her was awarded to Huntington Ingalls Industries in partnership with the Electric Boat division of General Dynamics in Newport News, Virginia on 22 December 2008.

This boat is the eighth and final of the Block III submarines that feature a revised bow, including some technology from Ohio-class SSGNs.

[13] The official commissioning ceremony occurred 2 April 2022 at the Port of Wilmington, Delaware.

She is propelled by nuclear power, has a single semi-pump jet style propulsor unit and a complement of 15 officers and 117 enlisted crew members.