Isabella of Denmark2007 Born Sat, 21 April 2007 Rigshospitalet, Copenhagen Details Parents Princess, Countess of Monpezat Isabella Henrietta Ingrid Margrethe Age: 17 years, 4 months, 26 days father Frederik X 1968 mother Mary Donaldson 1972 Siblings Brother Christian of Denmark 2005 Brother Vincent of Denmark 2011 Sister Josephine of Denmark 2011