Sperera to Strahowski
- Spernak - Spetaza
- Spetch - Sphakanyiswa
- Sphakeme - Spialtini
- Spian - Spider
- Spidera - Spierin
- Spiering - Spiker
- Spikerman - Spillone
- Spills - Spiners
- Spinerz - Spinthaki
- Spinthakis - Spiridova
- Spiridovic - Spisakova
- Spisan - Spitzbarth
- Spitzberg - Splanger
- Splanki - Splitzer
- Splivalo - Spoelder
- Spoelders - Spoljar
- Spoljarec - Sponselee
- Sponseller - Sporen
- Sporenberg - Sportista
- Sportisti - Sposob
- Spossey - Sprabhu
- Sprabu - Sprawiedliwa
- Sprawiedliwy - Spret
- Spreter - Springinsfeld
- Springintveld - Sproga
- Sproge - Spruza
- Spruzina - Spulier
- Spuling - Sputri
- Sputro - Spyropoulou
- Spyropoylos - Squair
- Squaire - Squatriti
- Squatrito - Squidward
- Squidwood - Squrpent
- Squrpents - Sraim
- Srain - Sraoui
- Sraouli - Sravut
- Sravy - Srda
- Srdaar - Srednicka
- Srednicki - Sreekutti
- Sreekutty - Sreeraam
- Sreerag - Sreha
- Srehan - Srese
- Sreseh - Sreykouch
- Sreykuch - Sreysnom
- Sreysok - Sriamkham
- Sriammu - Sribny
- Sribnyak - Srichaipunha
- Srichairat - Srichumnan
- Srichumpa - Sriduangkaew
- Sriduean - Srihandoko
- Srihandoyo - Srijanda
- Srijandaeng - Srikamol
- Srikamon - Srikhiew
- Srikhirin - Srikumsuk
- Srikumtha - Srilong
- Srilonka - Srimesa
- Srimeuang - Srinangyaem
- Srinangyai - Srinivasaraju
- Srinivasarangan - Srinuvas
- Srinuvasa - Sripatumporn
- Sripatumwong - Sripinkaew
- Sripinpao - Sriprawan
- Sriprawat - Srirangapuri
- Srirangarajah - Srisajjakul
- Srisak - Srisatta
- Srisattaban - Srisonghad
- Srisongka - Srisupa
- Srisupab - Sritar
- Sritara - Sritim
- Sritin - Srivas
- Srivasa - Sriwahyunii
- Sriwahyuningsi - Sriwijayanti
- Sriwijayanto - Sriyarat
- Sriyarathna - Srme
- Srmed - Sroiraya
- Sroisa - Sroukh
- Sroukpe - Srsth
- Srstha - Srutowski
- Srutt - Ssachin
- Ssaci - Ssamia
- Ssamid - Ssbi
- Ssbir - Ssejjuko
- Ssejjusa - Ssengendo
- Ssengo - Ssgd
- Ssgf - Ssingle
- Ssinha - Ssmero
- Ssmf - Ssoud
- Ssouda - Sstylish
- Ssua - Staalstra
- Staaltjens - Stabrov
- Stabrova - Staci
- Stacia - Stadia
- Stadick - Staehly
- Staehnke - Staffys
- Stafi - Stagner
- Stagnes - Staien
- Staier - Stairways
- Stairwell - Stakoski
- Stakou - Stalke
- Stalken - Staltmanis
- Staltmeier - Stambolova
- Stambolski - Stammes
- Stammet - Stan
- Stana - Stancir
- Stanciu - Standlea
- Standlee - Stangarone
- Stangas - Stanilaus
- Stanilescu - Stanius
- Staniute - Stanlizer
- Stanller - Stansborough
- Stansbridge - Stanziali
- Stanziana - Stapusaitis
- Stapy - Starchenko
- Starchenkov - Starfleet
- Starflinger - Starit
- Starita - Starlling
- Starllone - Starosciak
- Staroscik - Starsearch
- Starseed - Staruk
- Starukh - Staschek
- Staschel - Stasiulaitis
- Stasiuleviciene - Stateboy
- Statebriga - Statkevic
- Statkevich - Staudenherz
- Staudenmaier - Stavasius
- Stavast - Stavrakoglou
- Stavrakopoulos - Stawny
- Stawnychy - Staymaccin
- Staymackin - Stclare
- Stclement - Steaphan
- Steaphen - Stec
- Steca - Steder
- Stedfast - Steenaerts
- Steenari - Steerzer
- Stees - Stefanie
- Stefaniea - Stefanz
- Stefanzl - Stefi
- Stefia - Stegen
- Stegena - Steiakaki
- Steiakakis - Steinaker
- Steinam - Steingrimsen
- Steingrimsson - Steinorth
- Steinour - Stekachev
- Stekacheva - Steliqnov
- Steliqnova - Stelmachenko
- Stelmacher - Stembela
- Stembele - Stemtech
- Stemtir - Stengel
- Stengele - Stensager
- Stensaker - Stepakov
- Stepakova - Stepers
- Stepes - Stephns
- Stephnson - Stepton
- Steptore - Sterfanny
- Sterfano - Sterllin
- Sterlling - Sterovic
- Sterowski - Stessl
- Stessman - Steuerwald
- Steufmehl - Stevels
- Stevelt - Stevlik
- Stevlikova - Steyla
- Steylaers - Sthanda
- Sthandazile - Sthevanie
- Sthevano - Stiaforever
- Stiago - Stichel
- Stichelbaut - Stieb
- Stiebal - Stieper
- Stieperaere - Stifra
- Stifre - Stiiv
- Stiive - Stilianopoulos
- Stilianopoulou - Stilnovo
- Stilo - Stinc
- Stinca - Stinnerbom
- Stinnervt - Stiprais
- Stipriaan - Stitches
- Stitchez - Stiving
- Stivini - Stkr
- Stks - Stoan
- Stoane - Stockenberger
- Stockenhuber - Stoczko
- Stoczkowska - Stoeppel
- Stoeppelwerth - Stogar
- Stogas - Stoikof
- Stoikos - Stojczyk
- Stojda - Stokken
- Stokkendahl - Stoldorf
- Stoldt - Stolnic
- Stolniceanu - Stombellini
- Stomber - Stonehoof