Monaghan was born on 8 December 1976 in West Berlin, West Germany, to British parents: Maureen, a nurse, and Austin Monaghan, who was of Irish descent, a science teacher. Monaghan's family lived in Berlin, … See more

Although Monaghan held many occupations when he was younger, he long wanted to be an actor. After his second year at St Anne's, Monaghan became a regular in school plays such as Oliver Twist, A Christma… See more

Monaghan is a nature lover and has been active in the planting of trees and cacti. He bought a mango-tree forest in India. Monaghan has a great love for insects and reptiles that he developed during his childhood, … See more