Charles Coudert Nast (July 23, 1903 – January 9, 1981) was an American attorney and military officer from New York.

Nast took part in the post-war Occupation of Japan, the rejoined the New York Army National Guard.

[8] He was promoted to captain in May 1936, but accepted reduction to first lieutenant in April 1937, when he became an inactive National Guard member.

[8] In September 1940, Nast returned to military duty as a private, and was assigned to the headquarters of 2nd Battalion, 105th Field Artillery, a unit of the 27th Infantry Division.

[8] He was commissioned as a captain in October, and the division entered active duty for training in anticipation of U.S. entry into World War II.

[8] He served with the 105th Field Artillery in the Pacific theater, and received promotion to major in June 1942 and lieutenant colonel in April 1943.

[8] In April 1947, Nast returned to the National Guard and joined the 42nd Infantry Division as the organization's Judge Advocate General with the rank of lieutenant colonel.

[9] In March 1957, Nast was assigned as commander of the 42nd Infantry Division, and he was promoted to major general in June 1959.

[8] Also in 1959, Nast graduated from the Special Associate Course (Advanced) of the United States Army Command and General Staff College.

[8] Nast's awards included the Bronze Star Medal with oak leaf cluster and the New York Conspicuous Service Cross.