William D. Swart

William Dumond Swart (July 9, 1856 – 1936) was an American merchant, manufacturer and politician from Nashua, New Hampshire.

Swart was born on July 9, 1856 in Margaretville, New York to William R. and Eliza (Drumond) Swart.

On October 7, 1890 Swart married Lizzie A. Roby. They had two children, Elizabeth Swart and William Roby Swart.

Swart was a thirty-second degree mason.

Swart served as a member and President of the Nashua, New Hampshire Common Council, and in both houses of the New Hampshire legislature as President of the New Hampshire Senate and as a member of the New Hampshire Executive Council.