Meryn Trant

Ser Meryn Trant is a character in Game of Thrones. He debuts in the eighth episode of the first season and is played by Ian Beattie.

Ser Meryn Trant is a knight of the Kingsguard. He is from House Trant, a vassal house to House Baratheon.

The Pointy End
Ser Meryn Trant is sent with a squad of Lannister guardsmen to apprehend Arya Stark. Syrio Forel defends her, armed only with a wooden practice sword, and disables the Lannister guardsmen, to Trant's fury and disbelief. Syrio tells Arya to run as he faces down the heavily-armored knight.Later, Ser Meryn stands amongst the other Kingsguard in the throne room. Syrio's fate is not mentioned.

Fire and Blood
Ser Meryn is present when Joffreyshows Sansa her father ’s head on a spike, and strikes her on the king’sorders, remaining completely emotionless.

In the books
In the Song of Ice and Fire novels, Ser Meryn Trant is a skilled warrior, but one that is considered to have a sly and cruel streak.