Colonel Alonzo Ferguson, March 19, 1820- April 3, 1912
 
Enlisted in the 121st NYVI on July 23, 1863. Transferred to the 152nd NYVI in September,1862. Promoted to lt. colonel, October 13, 1862 and colonel on January10, 1863. He was discharged for disability on November 23, 1863

Colonel Richard Hanson Franchot, June 2, 1816-November 23, 1875

During his term as a U.S. Congressman he organized the 121st NYVI and was commissioned colonel. He led the 121st in the Battles of Crampton's Gap and Antietam