1) Mythological Greek character 
(from the article `Bellerophon`) ...telling) or Stheneboea (in the works of Hesiod and later writers)—loved Bellerophon; when he rejected her overtures, she falsely accused him to ...
King of Lycia; sent Bellerophon to slay Chimera.
a Lycian king commissioned by his son-in-law, Proetus, to kill Bellerophon: after surviving ordeals designed to destroy him, Bellerophon was believed to be divinely protected, and Iobates gave him half his kingdom.