Sachamama
Salmon of Knowledge
Sang Kelembai
Satori
Satyrus
Sceadugenga
Scitalis
Scorpion People
Scylla
Sea monk
Sea-lion
Seps
Serpopard
Shachihoko
Shahbaz
Shahmaran
Shang-Yang
Sharvara and Shyama
Shen
Shoggoth
Si-Te-Cah
Sigbin
Simurgh
Singa
Sint Holo
Siren
Sirrush
Sisimite
Sisiutl
Sköll
Skolopendra
Skunk Ape
Skvader
Sleipnir
Sliver Cat
Snallygaster
Snow Lion
Spearfinger
Sphinx
Squonk
Stihi
Strix
Struthopodes
Stymphalian Bird
Surtr
Svaðilfari
Swamp Auger
Sybaris
Syrbotae
Syrictæ
Tachash
Tailypo
Talos
Taniwha
Tannin
Taotie
Taowu
Tarantasio
Tarasque
Tartalo