
- How old are you?
- Thirteen, Your Grace.
Game of Thrones Season 1, Episode 1

Thirteen. Do I have 14?
Game of Thrones Season 5, Episode 7

HARALDSON: What age are you, boy?
Thirteen.
Vikings Season 1, Episode 3

But we are the Thirteen,
Game of Thrones Season 2, Episode 4

It was given to me by the Thirteen.
Game of Thrones Season 2, Episode 4