Peter McDonald is an Irish stage and screen actor. He grew up in Mount Merrion in South County Dublin.
He was educated at St. Michael's College, Dublin on Ailesbury Road in Dublin and graduated from University College Dublin with a Bachelor of Arts, English and a Master of Fine Arts, English in 1994.
He got his start in theatre while at University. He was part of UCD's very active Drama Society and was a member of Fly by night theatre company.