"S" Surnames
| Family | Wife's Maiden Name | Date | County | Contributor |
| SALSBERG, Charles G. | SAUDERS or SAUDEN | Jun 2007 | Baltimore | Charles T. Salsberg |
| SCHARF, Thomas George | MC NULTY | Sep 2004 | Baltimore | Jeffrey C. Scharf |
| SCHARF, Walter Thomas | ARNOLD | Sep 2004 | Baltimore | Jeffrey C. Scharf |
| SCHARF, Walter Thomas, Jr. | EICH | Sep 2004 | Baltimore | Jeffrey C. Scharf |
| SCHARF, William James | KNIGHT | Sep 2004 | Baltimore | Jeffrey C. Scharf |
| SCHERER, John Christoph | July 2003 | Baltimore | Barbara Rendina | |
| SCHERER, William C. | GARDNER | July 2003 | Baltimore | Barbara Rendina |
| SCHLEY, Jacob | KEIM | Jun 2004 | Baltimore | Lola M. Weber |
| SCHMIDT, Charles C. | LANDAU | Aug 2006 | Baltimore | Gayle Triller |
| SCHMIDT, Johann Peter | SEIDEMANN | Oct 2005 | Frederick | Paul Frost |
| SCHOPFFEL, John | MEISEMER (MESSMORE) | Aug 2003 | Liisa Williams | |
| SCOTT, George Andrew | DAVIS | Mar 2005 | Brenda Stevens Scott | |
| SEIDEMANN, Johann Jacob | Oct 2005 | Frederick | Paul Frost | |
| SEWELL, Henry, II (1) | WARNER | Apr 2007 | Anne Arundel | C.M. WRIGHT |
| SEWELL, Henry, II (2) | Apr 2007 | Anne Arundel | C.M. WRIGHT | |
| SEWELL, Henry, III | MARRIOTT or WARFIELD | Apr 2007 | Anne Arundel | C.M. WRIGHT |
| SEWELL, Samuel, Sr. | STOVER | Mar 2007 | Anne Arundel | C.M. WRIGHT |
| SHANKLIN, Arthur Washington | BOSLEY | Aug 2006 | Baltimore | Peggy Singh |
| SHANKLIN, Arthur Washington | MEAGHER | Aug 2006 | Baltimore | Peggy Singh |
| SHANKLIN, John Wesley | BURTON | Aug 2006 | Baltimore | Peggy Singh |
| SHILLING, Murray S | BROWN | Jan 2005 | Baltimore / Carroll | Bill Shaffer |
| SHIPLEY, William Henry | KETLER | May 2005 | Frederick | Jean Havel |
| SIMPSON, John Lawrence | CARRICO | Feb 2007 | Charles | Michael Johnson |
| SLYE, Robert | GERRARD | July 2003 | St. Mary's | Karen Bennett |
| SMITH, Charles | VESSEL | Aug 2006 | Baltimore | Gayle Triller |
| SMITH, Charles Edward | LEITH | May 2007 | Montgomery | Lilly Bronn |
| SMITH, Frank Aaron | CREGGER | May 2007 | Montgomery | Lilly Bronn |
| SMITH, Frederick Henry | SMITH | Aug 2006 | Baltimore | Gayle Triller |
| SMITH, James Preston | May 2007 | Montgomery | Lilly Bronn | |
| SMITH, John Henry J. | BRYANT | May 2007 | Montgomery | Lilly Bronn |
| SMITH, John Walter | CRAIG | Nov 2005 | Cecil | George Ann Smith Wheeler |
| SMITH, Obdia Floyd Roseavelt | May 2007 | Montgomery | Lilly Bronn | |
| SMITH, William (b. 1815) | Aug 2006 | Baltimore | Gayle Triller | |
| SMITH, William (1879-1919) | MILLER | Aug 2006 | Baltimore | Gayle Triller |
| SMITH, William Floyd | KEGLEY | Jul 2007 | Howard | Lilly (SMITH) BRONN |
| STAFFORD, John William | MESSICK | Jan 2006 | Allegany | P. Collins |
| STALLINGS, Benjamin | Aug 2003 | Calvert | Vicki Ames | |
| STALLINGS, James, Sr. | KING | Aug 2003 | Calvert | Vicki Ames |
| STALLINGS, Newman | Aug 2003 | Calvert | Vicki Ames | |
| STANLEY, James | RANNEY | May 2006 | Mary Rosenwinkel | |
| STEPHENS, Charles Edgar | TALBOTT | Mar 2005 | Montgomery | Brenda Stevens-Scott |
| STEPHENS, James A. | BURGESS | Mar 2005 | Montgomery | Brenda Stevens-Scott |
| STEPHENS, John Alexander | BURGESS | Mar 2005 | Montgomery | Brenda Stevens-Scott |
| STEPHENS, John W. | AULT | Mar 2005 | Montgomery | Brenda Stevens-Scott |
| STEPHENS, Samuel | LUCAS | Jan 2005 | Frederick | Julie E. Ferguson-Rogers |
| STEVENS, Clayton H., Sr. | REESE | Aug 2006 | Anne Arundel | Allen Stevens |
| STEVENS, Leo Oliver | SMALLWOOD | Mar 2005 | Brenda Stevens-Scott | |
| STOKES, Joshua | WELLER | Oct 2004 | Frederick | Sharon Buchanan Dean |
| STONE, Samuel | CRYER | Mar 2005 | multiple | Michael Johnson |
| STORKE, Daniel Thomas | ROGERS | Jul 2005 | Kent | Kelly Storke Fenstermacher |
| STORKE, John Thomas Seymour | LAMB | Jul 2005 | Kent | Kelly Storke Fenstermacher |
| STORKE, Thomas Seymour | COLEMAN | Jul 2005 | Cecil | Kelly Storke Fenstermacher |
