Daniel Parker (January 29, 1782 – April 5, 1846) was an American military officer who served as Adjutant General, Inspector General and Paymaster-General of the U.S. Army, and as Chief Clerk of the War Department.

Born on January 29, 1782, in Shirley, Massachusetts,[1] Parker was the son of Lieutenant James Parker and Sarah Dickinson.

[1] He graduated from Dartmouth College in 1801, read law, and was admitted to the bar in Charlestown, Massachusetts.

In 1841 he returned to the War Department as chief clerk.

[2] He died on April 5, 1846, in Washington, D.C..[3] His remains were buried 7 April 1846 in the Historic Congressional Cemetery, Washington, D.C.[4]