406 entries have been contributed to by Dews, D Colin:
- Smedley, John, of Matlock Bath (1803-1874)
- Smith family, of Hunslet, Leeds
- Smith, George (1831-1895)
- Smith, John, 'of Cudworth' (1794-1831; e.m. 1816)
- Smith, Sydney Herbert (1885 – 1984)
- Smith, Sydney, of Nottingham (1803-1882)
- Snaith family
- Spence, George Alfred (1873-1957)
- Spence, John (1816- post 1889)
- Spivey, Ronald Vincent (1906-86 (e.m. 1930))
- Spoor, Benjamin, OBE (1878-1928)
- Stacey, Harold William (1890-1961 (e.m. 1919))
- Stamp, John (c.1808-1847; e.m. 1835)
- Stamp, Sir Josiah Charles, CBE, FBA, DSc, LLD, Baron Stamp of Shortlands (1880-1941)
- Stanley, Albert, MP (1863-1915)
- Stephenson, Joseph Eric (1914-1944)
- Steward, George (1803-1865; e.m. 1829)
- Sugden, Jonas (1800-1857)
- Summersides, William (fl. 1822-1840)
- Sutton family, of Nottingham
- Swallow, Thomas (1819-1890; e.m. 1845)
- Talbot, Godfrey Walker, LVO, OBE (1908-2000)
- Taylor, J(ohn) Harryman (1867-1931; em: 1894)
- Taylor, John Wallace (1843-1927)
- Taylor, John Wilkinson (1855-1934)
- Teare, James (1804-1868)
- Thackray, John William (1862-1913)
- Thomas, Dr. Charles Anthony, CBE (1928-2016)
- Thompson, John Day (1849-1919; e.m. 1871)
- Thorncliffe Ironworks, Sheffield