Question: is aemon targaryen related to jon snow?
Answer: Baelor Aemon reveals his true identity to Jon Snow. ... He was the great-uncle of Daenerys Targaryen, and unbeknownst to him, the great-great uncle of Jon Snow. Aemon's origins have long been forgotten by most, as he remained dedicated to his vows as a Maester and a brother of the Night's Watch for many decades.