Carll Smith Burr Jr. (September 26, 1858 in Commack, Suffolk County, New York – January 2, 1936 in Commack, Suffolk Co., New York) was an American politician.
He was a delegate to the 1892 Republican National Convention. In the 1896 presidential election, he was a presidential elector for William McKinley and Garret Hobart.
Burr was a member of the New York State Assembly (Suffolk Co., 2nd D.) in 1896, 1897 and 1898.
He was a member of the New York State Senate (1st D.) from 1905 to 1908, sitting in the 128th, 129th, 130th and 131st New York State Legislatures.
He was buried at the Commack Cemetery.