- Sacca
- Saddlemire
- Sager
- Salamida
- Salerno
- Salinero
- Salisbury
- Salvo
- Samaha
- Sponsored Link
- Sammon
- Sanchez
- Sanders
- Sanderson
- Sandomenico
- Sands
- Sano
- Santaski
- Santilli
- Saperstein
- Saponara
- Sargent
- Satalino
- Sauers
- Saulsbery
- Saunders
- Sawicki
- Sawyer
- Scafidi
- Scalise
- Scanlan
- Scarcella
- Schaadt
- Schaffner
- Schalit
- Schanz
- Schauer
- Scheidel
- Schell
- Schenkel
- Scheuer
- Schiesel
- Schikp
- Schildt
- Schlamowitz
- Schmader
- Schmidt
- Schmitt
- Schneiderman
- Schnurr
- Schoen
- Schoenholt
- Schongar
- Schowe
- Schramm
- Schrank
- Schreffler
- Schreifels
- Schuetze
- Schultz
- Schuyler
- Schwartz
- Schweigardt
- Schweikert
- Scisci
- Scoville
- Scranton
- Scruton
- Seaman
- See
- Seger
- Seith
- Seleman
- Senter
- Septer
- Serafino
- Serge
- Servideo
- Setticase
- Seymour
- Sgambelluri
- Sgarlata
- Shadick
- Shafarzek
- Shafer
- Shankman
- Shanley
- Shannon
- Shapiro
- Sharpe
- Shashok
- Shaughnessy
- Shaw
- Shay
- Shclosberg
- Shealy
- Shearer
- Sheedy
- Sheehan
- Sheeran
- Sheets
- Sheldon
- Shemels
- Shenker
- Sherman
- Shevtchuk
- Shields
- Shoemaker
- Shortsleeve
- Shove
- Shropshire
- Shufelt
- Shuman
- Shurin
- Shutter
- Sick
- Sifka
- Signor
- Silo
- Silver
- Silverstein
- Silvia
- Simille
- Simon
- Simons
- Sirois
- Sitterly
- Skaaren
- Skinner
- Sklar
- Skoney
- Skopp
- Slagh
- Slater
- Slauson
- Slavinski
- Sleasman
- Sloane
- Slocum
- Smith
- Snead
- Snyder
- Sobelman
- Sofologis
- Sokaris
- Sokol
- Solomon
- Sorese
- Sorriento
- Sosiak
- Sowaskie
- Spada
- Spadafora
- Spadaro
- Spagli
- Spagnoletti
- Spaner
- Spangler
- Spawn
- Spence
- Spenziero
- Sperry
- Spiller
- Spinelli
- Spoor
- Spore
- Spoth
- Sprague
- Spratt
- Srivastava
- Stack
- Stackman
- Stafford
- Stah
- Staley
- Stalker
- Standfield
- Stangle
- Stanton
- Staples
- Stark
- Staufenberg
- Steenburg
- Steery
- Steff
- Stein
- Steiner
- Steinhardt
- Stellato
- Stempel
- Stepansky
- Sterge
- Stern
- Stewart
- Stey
- Stinson
- Stjohn
- Stockwell
- Stoffels
- Stoller
- Storfer
- Stott
- Streeter
- Strong
- Strosberg
- Stross
- Stuart
- Stucky
- Suggs
- Suhalla
- Suits
- Sullivan
- Sultan
- Sunukjian
- Suschinski
- Swanson
- Swint
- Swyst
- Symansky
- Szakats
- Szczepanek
- Szczepkowski
- Szesnat