David Sinton Ingalls was the US Navys only flying ace of World War I, with six credited victories thus he was the first ace in U. S. Navy history. He was the son of Albert S. Ingalls his mother, Jane Taft, was the niece of President William Howard Taft. He was the grandson of railroad executive Melville E. Ingalls. He was the greatgrandson of industrialist David Sinton, for whom he was named. He was married to Louise Hale Harkness, daughter of William L. Harkness and granddaughter of Daniel M. Harkness, who was instrumental in the formation of Standard Oil.
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Source: Wikipedia