>
All over the world, Theon (Theon , 西昂 , ثيون) is a rare primarily male, but very infrequently girly forename. The first name Theon is characteristic of Greece, where it is a rare masculine name, Tanzania, where it is a very rare male name, and South Africa, where it is a very rare mostly boy's, but seldom feminine name. Measured by absolute frequency, the name is most common in the United States, Indonesia, and Tanzania. Also, Theon is the last name as well as the forename.
Theon is also a name for the fictitious and mythical characters: Theon Greyjoy , the character in A Song of Ice and Fire, Game of Thrones; Siân James , the fictional character from Pride and Siân Slei Bach , the ficitonal vixen.