Ranald Slidell Mackenzie, USMA 1862
Born: July 27, 1840, Westchester County, NY
Died: January 19, 1889, New Brighton on Staten Island in NY. Buried at WP.
- Graduated first in his class.
Genealogy:
Nephew of Confederate diplomat John Slidell and brother of Lt. Commander Allexander Slidell MacKenzie, U.S. Navy.