Kehoe was born in Bree, County Wexford, in 1973. The son of Myles and Bernadette Kehoe, his father was a farmer and political activist. He was educated at St. Mary's CBS, Enniscorthy, and Kildalton Agricultural College, County Kilkenny. Kehoe is also a farmer. He is married to Brigid O'Connor, of Taghmon, and the couple have three children.
