James Montaudevert Waterbury, Sr.

James Montaudevert Waterbury Sr. (September 5, 1851 – July 11, 1931) was an American businessman and industrialist. He was president of the New York Steel and Wire Company and the American Type Bar and Machine Company.

Early life He was born on September 5, 1851, in New York City. He was the only son born to Caroline Antoinette (née Cleveland) Waterbury (b. 1822) who married in 1842.

His maternal grandparents were Palmer Cleveland and Catherine (née Livingston) Cleveland. His grandmother was the daughter of Henry Gilbert Livingston and he was a descendant of John Waterbury, who immigrated to the colonies in 1631 from England. Lawrence Waterbury II (1877–1943), also a noted polo player who married Maude Livingston Hall (1877–1952), daughter of Valentine Hall Jr. and aunt of Eleanor Roosevelt. John Cunningham "Jack" Waterbury (1880–1929), who married Sarah Roberts-Lawton in 1920. Elsie Waterbury, who married Gouverneur Morris IV (1876–1953), grandson of Gouverneur Morris Jr. and great-grandson of Founding Father Gouverneur Morris. Cleveland Livingston Waterbury (b. 1886), Grenville Furman Waterbury, who married Alice Edwards Ingoldsby. Reginald Waterbury

Waterbury served as president of the Country Club of Westchester for 10 years. He was also a member of the Metropolitan Club, a life member of the Knickerbocker Club and the New York Yacht Clubs.