- Sabolich
- Sage
- Saunders
- Schamber
- Schlatter
- Schmidt
- Schnarr
- Schnebly
- Schnepp
- Sponsored Link
- Schrader
- Schumaker
- Schurr
- Scott
- Scudder
- Seidel
- Senasec
- Sense
- Servies
- Sharp
- Shaw
- Shelton
- Sherfey
- Sherry
- Shirley
- Shoaf
- Shute
- Siefers
- Sietsma
- Silcox
- Siple
- Skinner
- Slaughterbeck
- Slipher
- Smith
- Smith-Wright
- Snyder
- Sondgeroth
- Southern
- Spitalniak
- Spitznagle
- Sprague
- Sprunger
- Stair
- Stanford
- Stansberry
- Starkey
- Stevens
- Stewart
- Stier
- Stinson
- Stockdale
- Storms
- Strong
- Stuckey
- Stultz
- Styck
- Sunkel
- Sutton
- Swank
- Swartz
- Switzer