His writings were edited by J. W. McIntyre (18 vol., 1903). See biographies by G. T. Curtis (1869), C. M. Fuess (1930, repr. 1968), J. B. McMaster (1939), and R. N. Current (1955); N. D. Brown, Daniel Webster and the Politics of Availability (1969); R. F. Dalzell, Daniel Webster and the Trial of American Nationalism, 1843–1852 (1972); S. Nathans, Daniel Webster and Jacksonian Democracy (1973); F. M. Bordewich, America's Great Debate (2012). The diary kept by his second wife, C. L. R. Webster, was published as Mr. W. & I (1942).