W. Arthur Cunningham (1894 – May 5, 1934) was an American lawyer who served in the United States Army during World War I and rose to the rank of major.

[4] Cunningham served in World War I as a Major of the 69th and later 165th Infantry Brigade of the United States Army in the American Expeditionary Forces[2][5][6] It was part of the 42nd, or Rainbow Division.

[8] He received the Croix de Guerre with Palm for conspicuous bravery and the Purple Heart decoration for military merit.

[13][14] Cunningham, an independent Democrat, successfully ran for the position of New York City Comptroller in 1933 on Mayor LaGuardia's Fusion ticket.

[6] Queens Borough President George U. Harvey, a friend, thought that Cunningham's death was caused in part by his worries about the city's problems.