Schofield
Schollum
Schomaker
Schultz
Schulze
Schulzen
Schumaker
Scoles
Scott
Scott-Hamilton
Scrivener
Sealey
Seamer
Searle
Seddon
Sedon
Sehmb (Semb)
Selvik
Selwyn
Semb
Seraphim
Sergent
Seskar
Setford
Seyffert
Seymour
Shackson
Shakespeare
Shallcrass
Sharling
Sharman
Sharp
Sharpe
Shaw
Shea
Shea-Thurston
Shearer
Shebek
Sheehan
Sheeran
Sheerin
Shelford
Shelton
Shepard
Shephard
Sheppard
Sherwill
Shirley
Shore
Shotter
Shurrock
Shute
Shuttleworth
Siddle
Sidorow
Sidu-Hallsdóttir
Sievers
Sigurdsdotter
Sigurdsdotter, Queen of Vestfold
Sigurdsdóttir, Lady of Atholl
Sigurdsson
Sigurdsson, King of Denmark and Norway
Sigurdsson, King of Norway
Silva
Silver
Sim
Simensen
Simmons
Simons
Simonsdatter Ku
Simonsen Ku
Simpson
Sinclair
Singleton
Sisani
Skaktavl
Skavhåggson
Skedgwell
Skeel
Skeelesen Skeel
Skeet
Skellington
Skelly
Slack
Slatter
Slattery
Sleath
Sleeman
Slet
Sloane
Sloss
Smalnese
Smart
Smet
Smith
Smyth
Snaersdotter, Princess of Finland
Sneddon
Snow
Snowball
Snærsson, King of Kvenland
Soady
Soar
Soffe