- Semple, Matthew.1
- Seymour, David Lowrey, 1803-18671
- Seymour, William P. (William Pierce), 1825-18931
- Shanks, L.1
- Sharp, William, 1805-18962
- Shattuck, George C. (George Cheyne), 1813-18931
- Shattuck, Lemuel, 1793-18592
- Shaw, Benjamin S. (Benjamin Shurtleff), 1827-1893, author2
- Sherrill, Hunting, 1783-18661
- Sherwood, H. H. (Henry Hall)2
- Sherwood, Wm. (William)2
- Shew, Joel, 1816-185510
- Shipman, A. B. (Azariah Booth), 1803-18681
- Simmons, Gustavus L. (Gustavus Lincoln), 1832-19101
- Simon, John, Sir, 1816-19042
- Simonds, J. C., author2
- Simons, James, -18851
- Simons, Thomas Y. (Thomas Young), 1797-18571
- Simpson, James Young, 1811-18703
- Sims, J. Marion (James Marion), 1813-18832