Walter Lispenard Suydam (May 20, 1854 – August 10, 1930)[1] was a prominent member of New York society during the Gilded Age.

[24] He started his business career at an early age and was prominent in financial circles on Wall Street as a produce exchange broker.

[25] During World War I, Suydam was a member of the National Guard of New York,[25] achieving the rank of Major.

[29] They had an estate in Blue Point on Long Island (known as "Manowtasquott Lodge")[30] and a home in New York City at 5 West 76th Street.

[31] Together, they were the parents of:[25] Suydam died after a short illness at his estate in Blue Point, Long Island[1] on August 10, 1930.