From A Wiki of Ice and Fire
|Book||The Sworn Sword (mentioned)|
Ser Cleyton Caswell was a knight of House Caswell during the reign of Aerys I Targaryen.
Near the start of the reign of King Aerys I Targaryen, Cleyton was a handsome young man.
Cleyton was a suitor of Lady Rohanne Webber, a four-time widow. He attended her at Coldmoat, the seat of House Webber.
- ↑ 1.0 1.1 1.2 The Sworn Sword.