|Allegiance|| House Hightower|
City Watch of King's Landing
|Born||In or between 88 AC and 96 AC|
|Died||In 130 AC, at King's Landing|
|Book(s)||The Princess and the Queen (mentioned)|
Ser Gwayne Hightower was a knight from House Hightower. He was the youngest son of Ser Otto Hightower and the younger brother of Alicent Hightower, who became the second wife of King Viserys I Targaryen.
Gwayne served as second in command of the City Watch of King's Landing. When King's Landing was conquered in 130 AC during the Dance of the Dragons, he was slain by his own commander, Ser Luthor Largent.