It was named for George Michael Troup, Congressional Representative, Governor (1823 - 1827), and Senator. He greeted Lafayette when he came in Savannah. The Square was laid out in 1851.
The Armillary Sphere in the center of the square was created in the 1970s and represents an ancient astronomical device.
A plate honors the Compositor James L. Pierpont who was prolific compositor, still known to have made the music of Jingle Bells. How many music boxes play this song ?