Nicholas Ruxton Moore

Nicholas Ruxton Moore (July 21, 1756 – October 7, 1816) was a U.S. Representative from Maryland.

Born near Baltimore Town, Maryland, Moore attended the common schools. He served as member of Gist's Baltimore Independent Cadets and served throughout the greater part of the Revolutionary War, attaining the rank of captain. He also took an active part in the suppression of the Whiskey Insurrection in 1794.

Moore served as member of the Maryland House of Delegates in 1801 and 1802. In 1802, he was elected as a Democratic-Republican to the Eighth and to the three succeeding Congresses, serving from March 4, 1803 to March 3, 1811. In Congress, he served as chairman of the Committee on Accounts (Tenth and Eleventh Congresses). He was an unsuccessful candidate for reelection to the Twelfth Congress. Moore was later appointed lieutenant colonel commandant of the sixth regimental cavalry district of Maryland on February 20, 1812.

In 1812, Moore was elected to the Thirteenth and Fourteenth Congresses and served from March 4, 1813, until his resignation in 1815 before the convening of the Fourteenth Congress. He again served as chairman of the Committee on Accounts (Thirteenth Congress). He died in Baltimore, Maryland, and is interred in a private cemetery near Ruxton, Maryland.