Heather McCartney ( born Heather See on December 31 , 1962 in Tucson , Arizona ) is the daughter of Linda McCartney , and the adopted daughter of former Beatle Paul McCartney . Heather Louise McCartney ( nÃ e See ; born December 31 , 1962 ) was born in Tucson , Arizona to Linda McCartney ( nÃ e Eastman ) and Joseph Melville See Jr. , an American geologist . She is the adopted daughter of Paul McCartney .