Charles Wheaton Abbot Jr. (July 8, 1860 – November 29, 1923) (sometimes misspelled as "Abbott") was an American military officer of the late 19th and early 20th centuries.
He was also a descendant of Brigadier General Nathan Miller who was an officer in the Rhode Island Militia during the American Revolution.
On June 9, 1898, the board of managers of the Rhode Island Society of the Sons of the American Revolution voted to present Colonel Abbot with a sword and belt.
[2] In August 1903 he was promoted to major and reassigned to the 25th Infantry Regiment at Washington Barracks in the District of Columbia.
His primary responsibilities were to inspect units of the Rhode Island Militia and to make recommendations to increase their efficiency.
As adjutant general, he oversaw the mobilization of Rhode Island National Guard units during the First World War and the implementation of the Selective Service Act.
On October 18, 1891, he was admitted to the Rhode Island Society of the Sons of the American Revolution and served as it president from 1915 to 1916.