This square honors World War I (1914-1918) veteran Corporal Frank Farrell Fagan. Fagan was born on January 14, 1896 in Astoria, Queens and served with distinction in France during World War I. He enlisted in the Marines in Philadelphia on May 2, 1917 and served overseas from July 3, 1917 to August 3, 1919. Fagan was assigned to the 43rd Company of the 5th Regiment, fighting in the Toulon Sector, the Aisne Defensive, the Château-Thierry Sector, the Aisne-Marne Offensive at Soissons, and the Marbache Sector of the St. Mihiel Offensive. He was discharged with excellent character on August 13, 1919. This square was named for Fagan by local law on May 3, 1932.