[4][5] Prior to Piper's successful business career he was an officer in the United States Army serving in the Spanish–American War.

The William T. Piper Memorial Airport in Lock Haven, Pennsylvania is named in his honor.

[12] Piper was born on January 8, 1881, in Knapp Creek, New York, Cattaraugus County 8 miles South of Olean, NY.

In 1898, due to the sinking of the USS Maine, Piper lied about his age and joined the United States Army.

Its simplicity, affordability and popularity often invokes comparisons to the Ford Model T. In 1963, Piper supported Betty Miller's successful attempt to be the first female pilot to fly solo across the Pacific Ocean, during which she delivered a twin-engine Piper aircraft from Oakland, California, USA to Brisbane, Queensland, Australia.

[18] The William T. Piper Memorial Airport in Lock Haven, Pennsylvania is named in his honor.

[19][20][21][22] Ever since 2009, the William T. Piper Scholarship has been awarded nationally to high school students looking to pursue a career within aviation.