Jasper Arryn

Jasper Arryn, is an unseen character in Game of Thrones. He is deceased when the events of the series begin and is not expected to appear in the series.

Jasper was the Head of House Arryn and the Lord of the Eyrie. He had three children Jon, Alys and Ronnel.

In the books
In the Song of Ice and Fire novels, Jasper's family was unchanged.