Lord Tyrion Lannister from "A Song of Ice and Fire".
Alias: The Imp, Halfman, Giant of Lannister, Yollo, Hugor Hill
Title: Hand of the King (former), Master of Coin (former), Lord of Casterly Rock (by birth)
Allegiance : Second Sons, House Lannister
Born: In 274AL, at Casterly Rock
Spouse: Tysha, 1st (annulled), Sansa Stark, 2nd
The portrait is made by Roman Papsuev also known as "Amok".
He generously allowed me to upload his awesome portraits here and represent him on deviantART (the statement of permission is attached).
You can find more portraits of him in my gallery --> [link]
Tyrion Lannister & "A Song of Ice and Fire" © George R. R. Martin
The portrait © Roman Papsuev alias "Amok" [link]