- Sabetta
- Sabin
- Sackie-Mensah
- Sadler
- Sagul
- Saier
- Saliwanchik
- Salmons
- Salvamoser
- Salvatore
- Samakur
- Samples
- Sanders
- Sanderson
- Sanford
- Santarsiero
- Sapp
- Saucerman
- Saunders
- Savoia
- Scanzoni
- Scarborough
- Schaffer
- Schaner
- Schauweker
- Scheaffer
- Schiemann
- Schillinger
- Schmeiser
- Schmidt
- Schott
- Schueller
- Schuhmacher
- Schultz
- Schwartz
- Schwartzman
- Schwassmann
- Scott
- Scudder
- Sealey
- Seawright
- Seeger
- Seese
- Segal
- Seipp
- Sensbach
- Servidio
- Setharam
- Sever
- Seymour
- Shanmugam
- Sharts
- Shaw
- Shea
- Shechtman
- Sheehan
- Sheffield
- Sheldon
- Shelley
- Shelton
- Sherwood
- Shields
- Shimon
- Shockley
- Shore
- Shreve
- Shrum
- Shultz
- Shupe
- Sigal
- Sigsby
- Silhacek
- Silverman
- Silverstein
- Simmons
- Simonton
- Simpson
- Simring
- Singerman
- Singleton
- Siri
- Skelly
- Skelton
- Slawson
- Sloan
- Smith
- Smith-Vaniz
- Smock
- Snider
- Snyder
- Solomon
- Song
- Spadoni
- Sparks
- Spencer
- Sperling
- Spiers
- Spiess
- Spikes
- Spillane
- Stall
- Standley
- Stanfill
- Starling
- Stephenson
- Stepura
- Sterling
- Stevens
- Stewart
- Stimac
- Stith
- Stivender
- Stockdale
- Stockwell
- Stone
- Storey
- Stradomski
- Strawder
- Strickland
- Striker
- Stringfellow
- Sugrue
- Sullivan
- Summerlin
- Sundeen
- Sutherland
- Sutton
- Svastits
- Svoronos
- Swanbeck
- Swanfeld
- Swanson
- Swearingen
- Swilley
- Syfert