The Princess was the third child of Prince Gabriel of Borbon-Two-Sicilies and his second wife, Princess Cecilia Lumbomirska.
She married Don Luis Gonzaga Maldonado y Gordon on June 11, 1962.
Princess Isabelle of Bourbon-Parma, the only child of Prince Sixte of Bourbon-Parma (1886-1934)and Countess Hedwig de la Rochefoucauld. Princess Isabelle Marie Antoinette Louise Hedwige was born on March 14, 1922 at Paris. In June 1943, she married Count Rodger de la Rochefoucauld. They were divorce in 1966. He was killed in a plane crash in 1970.
She died earlier this month, perhaps, Paris. She is survived by four of her five sons, Sixte Hughes, Charles and Robert, and numerous grandchildren and great-grandchildren.