Culture of the Dominican Republic designer Cristóbal Balenciaga and then worked with the house of Lanvin in Paris. Then by 1963, de la Renta had designs carrying his own label. After establishing himself in the US, de la Renta opened boutiques across the country. His work blends French and Spaniard fashion with American styles. Although he settled in New York, de la Renta also marketed his work in Latin America where it became very popular. He remained active in his native Dominican Republic, where his charitable activities and personal achievements earned him the Juan Pablo Duarte Order of Merit and the Order of Cristóbal Colón.
Loulou de la Falaise and accessories for Saint Laurent, La Falaise launched her own fashion business, designing ready-to-wear, costume jewellery, and accessories, which were retailed in the U.S. as well as two Loulou de La Falaise shops in Paris. She sold simplified versions of her jewellery designs in a line created for the Home Shopping Network and created costume jewellery for Oscar de la Renta. She operated two of her own shops in Paris, one of which was designed by her brother, Alexis. On 6 October 1966, she married Desmond FitzGerald, 29th Knight of Glin (1937-2011), an Irish nobleman. They separated the following year