Emmon Frey

Ser Emmon Frey is the second son of Walder Frey and his first wife Perra Royce. He was married to Tywin Lannister's sister Genna Lannister when she was 7 and he was 14. Tywin, though 10, was the only one who spoke against the match when it was declared by his father Tytos Lannister.