[2] He was the eldest of two sons born to Susanna Eleonora (née Kissel) (1852–1910) and Dr. Francis Parker Kinnicutt (1846–1913), who served for many years as trustee and president of Columbia-Presbyterian Medical Center.
[3][4] Dr. Kinnicutt was also a close friend of novelist Edith Wharton, and owned a "rambling Colonial Revival house on Cliffwood Street overlooking the golf course," known as Deepdene in Lenox, Massachusetts.
[10] In 1934, Kinnicutt appeared in Washington before the House Interstate Commerce Committee as a representative of eighteen investment firms from New York to "protest what was termed the paralyzing legislation of the Fletcher-Rayburn stock exchange bill."
May and Hermann were the parents of four children, three of whom lived to adulthood: Kinnicutt collected antiques, including furniture later described by his interior designer daughter as "that awful English brown.
[1] After a funeral at the Episcopal Church of the Ascension on Fifth Avenue, attended by more than 400 mourners, he was buried at Saint Bernards Cemetery in Bernardsville, New Jersey.