| Name | aka | Birth date | Birth location | Marriage date | Marriage location | Death date | Death location |
| Melissa Seaborne | | | | | | | |
| Truman Seaborne | | | | | | | |
| William Seaborne | | 1800 | | | | | |
| William Minter Seaborne | | | | | | | |
| Seskef | | | | | | | |
| Sexburga of East-Anglia, Nun in Gaul | | | | | | | |
| Alexander Shapleigh | | | | | | | |
| Catherine Shapleigh | | Abt. 1598 | England | | | May 29, 1676 | Exeter, New Hampshire |
| Agnes Sharp | | August 10, 1513 | | July 20, 1534 | Lounham, Suffolk, England | May 13, 1565 | |
| Robert Sharpe | | 1484 | | WFT Est. 1517-1551 | | WFT Est. 1517-1575 | |
| William Sharpe | | WFT Est. 1433-1462 | | WFT Est. 1457-1504 | | WFT Est. 1487-1547 | |
| Harriet Shelton | | | | October 24, 1865 | | 1883 | |
| Sarah Shelton | | WFT Est. 1732-1751 | | 1754 | | 1776 | |
| Elizabeth Shortridge | | | | | | | |
| Christopher Shotts | | | Kittaning, Pennsylvania | | | | |
| Kathryn Hamilton Shotts | | August 8, 1846 | Alliance, Ohio | | Pittsburgh, Pennsylvania | October 9, 1926 | Pittsburgh, Pennsylvania |
| Charles Sibert | | | | | | | |
| Lucille Sibert | | | | | | January 27, 1995 | Geneva, Nebraska |
| Sibyl of Anjou | D'Anjou, Sibilla (Sibyl) (Sybil) (Sybille) | Abt. 1105 | Anjou, France | 1134 | | 1165 | |
| Sibylle de Bourgogne | | | | 1080 | | | |
| Sibylle of Barcelona | | 1035 | | 1056 | | Aft. 1074 | |
| Sigebert I of Austrasia, King of Austrasia | | | | | | 575 | |
| a Danish Thane Sigeferth | | | | | | | |
| Sigefrid of Luxemburg, Count of Luxemburg | | | | | | 998 | |
| Sigrid the Haughty | | | Sweden | | | Bef. 1013 | |
| Aslaug Sigurdsdottir | | | | | | | |
| Tora Sigurdsdottir | | | | | | | |
| Olaf Sihtricson, King of Dublin | | | | | | | |
| Simon I, Duke of Lorraine | | Abt. 1072 | | WFT Est. 1103-1131 | | April 19, 1139 | |
| Edward Sims | | | | | | | |
| Jane Hamilton Sims | | May 15, 1829 | | January 29, 1847 | Tuscaloosa, Alabama | August 9, 1869 | Tuscaloosa, Alabama |
| Olaf Cuarán Sitricsson, King of Dublin & York | | | | | | 981 | |
| Siward, Earl of Northumberland | Ealred | | | | | 1055 | |
| Skogul-Tosti | | Abt. 909 | | | | | |
| Olaf Skötkonung, King of Sweden | | | | | | 1022 | |
| Alexandra Brittingham Smith | | May 3, 1988 | Nashville, Tennessee | | | | |
| Eleanor Smith | | April 16, 1808 | Adams County, Pennsylvania | January 23, 1828 | Cincinnati, Hamilton County, Ohio | October 30, 1874 | Cedar County, Iowa |
| George Smith | | | | | | | Cincinnati, Ohio |
| Michael John Charles Smith | | August 22, 1961 | Detroit, Michigan | December 23, 1986 | Nashville, Tennessee | | |
| Michael John Charles Smith, Jr. | | August 1, 1990 | Nashville, Tennessee | | | | |
| James Searcy Snow | | | | February 12, 1937 | | | |
| Son of Luxemburg | | | | | | | |
| Alan Sorensen | | | | | | | |
| Caroline Spears | | | | | | | |
| Jacob Spelman | | | | April 26, 1860 | | | |
| Sprota of Senlis | Adela | | Bretagne, Normandy | | | | |
| Sarah Squire | | March 4, 1845 | | 1865 | | December 14, 1923 | |
| Edith St. Clair | | WFT Est. 1386-1430 | | WFT Est. 1420-1462 | | WFT Est. 1420-1512 | |
| Gerbod of St. Omer, Advocate at St. Bertin | | | | | | | |
| Elizabeth Stafford | | 1340 | England | December 25, 1357 | England | WFT Est. 1381-1435 | |