I'm your son, your only living HEIR.
Game of Thrones Season 2, Episode 2
And without an HEIR, well...
Game of Thrones Season 6, Episode 1
But for now, shut your mouth and obey,
or I will make another HEIR who will.
Game of Thrones Season 6, Episode 2
arresting the HEIR to Highgarden?
Game of Thrones Season 5, Episode 6
My wife is HEIR to Winterfell.
Game of Thrones Season 4, Episode 7