|Allegiance:|| House Targaryen|
|Born:||92 AC, at Casterly Rock|
|Died:||131 AC, on the Summer Sea|
|Eye Color:||Green with flecks of gold|
Lady Jyanna Lannister, also called Jyanna Targaryen, is the wife of Aegon Targaryen (a grandson of King Jaehaerys I). She is the mother of Rhaena Targaryen, Jaehaerys Targaryen, and Daeron Targaryen. Jyanna is the sister of Lord Jason Lannister and Ser Tyland Lannister. Jyanna's sworn sword/shield is Ser Jaremy Hill. She is featured in the short story, The Lost Dragon.