|Title || Ser|
|Allegiance || Night's Watch|
|Book(s) || A Clash of Kings (mentioned)|
Ser Arnell is a knight and a brother of the Night's Watch. His mother was a green-apple Fossoway, but it is unknown if he is a legitimate son or a bastard.
A Clash of Kings
Arnell is sent by Lord Commander Jeor Mormont as an ambassador to Renly Baratheon. It is not known if he reaches his destination before Renly's death, nor what has happened to him since.