USRC Louisiana (1819)
 USRC Louisiana was a wood hull topsail schooner designed by William Doughty that served in the United States Revenue Cutter Service from 1819 to 1824. Assigned the homeport of New Orleans Louisiana she sailed the Caribbean extensively and was used mainly in antipiracy activity. She assisted her sister ship the USRC Alabama in the capture of the pirate vessel Bravo on 31 August 1819. On 2 November 1822 she assisted the USS Peacock with the capture of 5 pirate vessels in Cuban waters.