From: DICTIONARY OF AMERICAN NAVAL FIGHTING SHIPS, Vol. VI, p 30

Ranger

One who wanders; a military scout.

(Brig.: a. 14 guns)

The third Ranger a brigantine of 14 guns, was purchased on Lake Ontario in 1814 for duty with Comdr. Isaac Chauncey's squadron in the War of 1812, serving as a transport or supply vessel. She was condemned as being unfit for repairs or further service, and was sold 15 May 1821.