Jaime CASTELLANOS BORREGO (born 1952) is the President of the Lazard business bank in Spain. His wife, Patricia, née O'SHEA ARTINANO, is the sister of Paloma O'SHEA ARTINANO (born 19 II 1936), who was created the 1st Marchioness of O'Shea by King Juan Carlos of Spain in 2008. The Marchioness' late husband, Emilio BOTIN,
jure uxoris Marquess of O'Shea (1 X 1934 - 10 IX 2014), was the executive chairman of the Santander banking group, in which role he was succeeded by their eldest daughter, Ana Patricia BOTIN, (Honorary) DBE (born 4 X 1960).