Question: are jorah and lyanna mormont related?
Answer: Lyanna Mormont was the daughter of Maege Mormont, the niece of Lord Commander of the Night's Watch Jeor Mormont and the first cousin of Jorah Mormont. ... After her mother's older brother Jeor joined the Night's Watch and his only son Jorah exiled to Essos, Maege Mormont became Lady of Bear Island.