Tyrion, of Dothraki origin, signifies 'leader' or 'great hunter'. In the realm of Westeros from George R.R. Martin's series 'A Song of Ice and Fire', Tyrion Lannister, known as the Halfman due to his stature, holds this name. He is also referred to as The Lion of Lannister, a nod to his family's sigil.
In 1998, there were 7 babies named Tyrion.