Which lady XXX was born to?
Gustav, Hereditary Prince of Sayn-Wittgenstein-Berleburg
Gustav, Hereditary Prince of Sayn-Wittgenstein-Berleburg (Gustav Frederik Philip Richard; born 12 January 1969 in Frankfurt-am-Main, Germany), is the eldest child and only son of Princess Benedikte of Denmark and Richard, 6th Prince of Sayn-Wittgenstein-Berleburg.
Princess Benedikte of Denmark