Infanta Maria Adelaide de Braganza
Summary: Portuguese princess and a longtime member of Portugal's non-reigning royal family who was the granddaughter of the late King Miguel I of Portugal and became the first and only centenarian of royal birth in European history when she had celebrated her 100th birthday in January 2012.
Cause of Death: Natural causes
Born: January 31, 1912
Died: February 24, 2012
Location: Lisbon, Portugal