Oriole was acquired as the Florence Miller from John Swassey & Co. at Cincinnati, Ohio on 7 December 1864; converted to a sternwheel gunboat by Mr. Joseph Brown at Mound City, Illinois; and commissioned as Oriole on 22 March 1865, Acting Master Edward Alford in command.

Assigned to the Mississippi River Squadron on 3 February 1865 while still named Florence Miller, Oriole departed Mound City on 22 March for service in the 5th Naval District under Lt. Comdr.

The gunboat was retained in the Mississippi Squadron for towing and patrol duties through July 1865.

This article incorporates text from the public domain Dictionary of American Naval Fighting Ships.

This article about a specific ship related to the American Civil War is a stub.