| SURNAME | STATE | RESEARCHER | ||
| SACKETT | VT | B. Hagan | ||
| SACKETT | NY | B. Hagan | ||
| SACKETT | CT | D. Perkins | ||
| SACKETT | England | D. Perkins | ||
| SADLER | NC | E. Rogers | ||
| SADLER | TN | E. Rogers | ||
| SANDEFUR | NC | B. Rogers | ||
| SANFILIPPO | Sicily | J. Vaughn | ||
| SAPH | England | N. McClellan | ||
| SAPH | Canada | N. McClellan | ||
| SAPH | MI | N. McClellan | ||
| SAPH | CA | N. McClellan | ||
| SASO | Sicily | J. Vaughn | ||
| SAUNDERS | VA | C. Stowe | ||
| SCHENK | NY | D. Perkins | ||
| SCHENK | NJ | D. Perkins | ||
| SCHNEIDER/SCNEDER | PA | J. Cupp | ||
| SCHOONMAKER | NY | D. Morgan | ||
| SCHOONMAKER | MO | D. Morgan | ||
| SCHOONOVER | PA | A. Reilly | ||
| SCHOONOVER | NJ | A. Reilly | ||
| SCHOONOVER | NY | A. Reilly | ||
| SCHOONOVER | IA | A. Reilly | ||
| SCHUBERT | Germany | N. McClellan | ||
| SCHUBERT | CA | N. McClellan | ||
| SCOTT | KY | E. Rogers | ||
| SCOTT | NC | N. McClellan | ||
| SCOTT | KY | N. McClellan | ||
| SCOTT | AR | N. McClellan | ||
| SCOTT | VA | D. Witt | ||
| SCOTTS | Canada | C. Scott | ||
| SCUDDER | CT | D. Perkins | ||
| SCUDDER | MA | D. Perkins | ||
| SEARLES / SARLES / SURLS | ? | M. Rollins (Kulstad) | ||
| SEAY | VA | C. Stowe | ||
| SEBRELL | VA | B. Jarvis | ||
| SEBRELL | OH | B. Jarvis | ||
| SELL | PA | A. Rowe | ||
| SELZER/SALZER | Germany | P. King | ||
| SENTER | NC | B. Moore | ||
| SENTER | TN | B. Moore | ||
| SENTER | MO | B. Moore | ||
| SHARP | MS | B. Rogers | ||
| SHARP | TX | B. Rogers | ||
| SHARPE | KY | D. Marvin | ||
| SHAW | SC | E. Rogers | ||
| SHAW | TN | E. Rogers | ||
| SHEETS | KY | E. Sheets | ||
| SHEPARD | NY | D. Perkins | ||
| SHEPHERD | CA | D. Marvin | ||
| SHERIDAN | Ireland | C. Scott | ||
| SHERIDAN | CA | C. Scott | ||
| SHERMAN | MA | A. Brunckhorst | ||
| SHERMAN | CT | A. Brunckhorst | ||
| SHEWMAKER / SHOEMAKER | VA | G. Gibbel | ||
| SHEWMAKER / SHOEMAKER | KY | G. Gibbel | ||
| SHEWMAKER / SHOEMAKER | MO | G. Gibbel | ||
| SHEWMAKER / SHOEMAKER | WA | G. Gibbel | ||
| SHIPMAN | England | P. Stowe | ||
| SHIPMAN | CT | P. Stowe | ||
| SHIPMAN | NJ | P. Stowe | ||
| SHULER | NY | D. Perkins | ||
| SHULER | Germany | D. Perkins | ||
| SHUSTER | PA | A. Rowe | ||
| SILL/SELL/SILLS | PA | A. Reilly | ||
| SILL/SELL/SILLS | KY | A. Reilly | ||
| SILL/SELL/SILLS | IN | A. Reilly | ||
| SISK | NC | B. Moore | ||
| SISK | TN | B. Moore | ||
| SISK | TX | B. Moore | ||
| SMALLWOOD | England | J. Simonson | ||
| SMALLWOOD | MD | J. Simonson | ||
| SMEAD / SMEED | MA | D. Young | ||
| SMEAD / SMEED | NY | D. Young | ||
| SMEAD / SMEED | OH | D. Young | ||
| SMEAD / SMEED | VT | D. Young | ||
| SMITH | KA | K. Sherron | ||
| SMITH | WA | K. Sherron | ||
| SMITH | OH | K. Sherron | ||
| SMITH | IL | K. Sherron | ||
| SMITH | OH | J. Simonson | ||
| SMITH | England | R. Carpenter | ||
| SMITH | MD | R. Jauch | ||
| SMITH | TN | B. Moore | ||
| SMITH | TX | B. Moore | ||
| SMYTH | PA | E. Rogers | ||
| SMYTH | IL | E. Rogers | ||
| SMYTH | KS | E. Rogers | ||
| SNIDER | France | P. Stowe | ||
| SNIDER | Germany | P. Stowe | ||
| SNIDER | PA | P. Stowe | ||
| SNIDER | VA | P. Stowe | ||
| SPENCER | England | R. Jauch | ||
| SPENCER | England | C. Stowe | ||
| SPENCER | CT | C. Stowe | ||
| SPENCER | NY | L. Smith | ||
| SPENCER | England | A. Reilly | ||
| SPENCER | MA | A. Reilly | ||
| SPENCER | CT | A. Reilly | ||
| SPIELDENNER | Austria… | J. Bohnert | ||
| SPIELDENNER | France | J. Bohnert | ||
| SPIELDENNER | Hungary | J. Bohnert | ||
| SPIERS | MD | N. McClellan | ||
| SPINE | RI | J. Simonson | ||
| SPRAGUE | CT | J. Simonson | ||
| SPRAGUE | OH | J. Simonson | ||
| SPRIGGS | PA | J. Vaughn | ||
| SPRIGGS | IL | J. Vaughn | ||
| SPRY | MD | E. Rogers | ||
| SPRY | PA | E. Rogers | ||
| SPRY | OH | E. Rogers | ||
| STACY | MA | A. Reilly | ||
| STACY | NY | A. Reilly | ||
| STACY | IN | A. Reilly | ||
| STAGE | Canada | J. Simonson | ||
| STAGE | NY | J. Simonson | ||
| STAGE | IN | J. Simonson | ||
| STAGGS | NC | A. Reilly | ||
| STAGGS | KY | A. Reilly | ||
| STAMPER | NC | L. Parrish | ||
| STANFIELD/STANSFIELD | Ireland | A. Reilly | ||
| STANFIELD/STANSFIELD | DE | A. Reilly | ||
| STANFIELD/STANSFIELD | TN | A. Reilly | ||
| STANFIELD/STANSFIELD | OH | A. Reilly | ||
| STANFIELD/STANSFIELD | IA | A. Reilly | ||
| STANLEY | VA | P. Stowe | ||
| STANLEY | NC | P. Stowe | ||
| STANLEY | IN | P. Stowe | ||
| STANTON | VA | E. Rogers | ||
| STANTON | TN | E. Rogers | ||
| STEGGE | England | B. Merrill-Bailey | ||
| STEPHENS | England | R. Jauch | ||
| STEPHENS | IL | R. Jauch | ||
| STEWART | England | J. Simonson | ||
| STEWART | PA | J. Cupp | ||
| STOEHR | France | D. Olsen | ||
| STOKER | AL | D. Marvin | ||
| STOW | VA | C. Stowe | ||
| STOW | KY | C. Stowe | ||
| STOWE | KY | C. Stowe | ||
| STOWE | CA | C. Stowe | ||
| STRICKLAND | CT | A. Frandsen | ||
| STUART | VA | M. Lawson | ||
| SUDDETH | VA | A. Reilly | ||
| SUDDETH | KY | A. Reilly | ||
| SUMMERHILL/SUMMERILL | PA | J. Cupp | ||
| SUNSERI | Sicily | J. Vaughn | ||
| SWAMSBOROUGH | CA | R. Jauch | ||
| SWAMSBOROUGH | England | R. Jauch | ||
| SWEET | England | J. Simonson | ||
| SWEET | OH | J. Simonson | ||
| SWIFT | VA | N. McClellan | ||
| SWIFT | NC | N. McClellan |