Benedict XVI ( Latin : Benedictus XVI ; born Joseph Aloisius Ratzinger on 16 April 1927 ) is Pope Emeritus of the Catholic Church , having served as Pope from 2005 to 2013 .
XVI ; German : Benedikt XVI ; Italian : Benedetto XVI , born Joseph Aloisius Ratzinger on 16 April 1927 ) is Pope Emeritus of the Catholic Church , having served as Pope from 2005 to 2013 .