Shiera Arryn is the only child and daughter of Nathaniel Arryn and Alyce Connington. She has dark auburn hair and green eyes. Shiera was born in 502 AC.
She currently resides at the Gates of the Moon with her elder half-sister, Mya Rivers, and the rest of her Arryn kin. She was raised alongside her elder sister and cousin, Lord Theon Arryn.