William H. Maher (1846–1913) was an American businessman and author.
Mayer lived at Windsor Locks, Connecticut, where he was involved with the Young Men's Club.
He married Anne Kelsey (c. 1840-1919); their daughter, Amy Grace Maher (1883–1965), was a suffragist and social welfare worker in Toledo.
[1] Some letters to him are held at the library of the University of Toledo.
This article about an American businessperson born in the 1840s is a stub.