Task Force 73 was a Starfleet task force extant in the late 24th century. It was part of the Starfleet Seventh Fleet.
Rear Admiral Wilson Ung was commander of Task Force 73 in the early 2360s. (Ung, Wilson. "Comment: The Akira Class." Dockyard Review 4:2 (January 2365).
In 2377-78, Commodore Anya Romonov was Task Force 73's commanding officer aboard the flagship USS Arthur C. Clarke (an Akira-class heavy cruiser commanded by Captain Cheryl Lowe). Task Force 73 was then homeported at Deep Space 5. (Ships of the Star Fleet, Vol. 4: Star Fleet Operating Forces. )