- Skene, Alexander J. C. (Alexander Johnston Chalmers), 1838-19002
- Smallwood, W. M. (William Martin), 1873-1949 author2
- Smith, Amy Armour, author2
- Smith, Henry H. (Henry Hollingsworth), 1815-1890, author2
- Smith, John Augustine, 1782-18652
- Smith, Mayo G.2
- Society of the New York Hospital, author.2
- Society of the New York Hospital.2
- Solis-Cohen, Solomon, 1857-19482
- Spencer, Herbert, 1820-1903 author2
- Spencer, Thomas, 1793-18572
- Spurling, R. Glen (Roy Glen), 1894-2
- St. Laurent, Rebecca, author2
- Stanton, Mary Olmstead, author2
- Starkey, G. R. (George Rogers), 1823-1896, author2
- Steele, Joel Dorman, 1836-1886, author2
- Stekel, Wilhelm, 1868-1940 author2
- Sternberg, George Miller, 1838-19152
- Stevens, Arthur A. (Arthur Albert), 1865- author2
- Stevens, Edward F. (Edward Fletcher), 1860-1946, author2