Oscar de la Renta married Annette Engelhard (born 1939), daughter of Fritz Mannheimer and his wife Jane née Reiss, and adoptive daughter of her mother's second husband, Charles W. Engelhard, Jr. De la Renta had stepchildren from both marriages. His son-in-law Alex Bolen currently operates as Chief Executive Officer, and stepdaughter Eliza Bolen serves as Vice President of Licensing at Oscar de la Renta, LLC. De la Renta was regarded as an unofficial ambassador of the Dominican Republic, his home country, and held a diplomatic passport. He had homes there in Casa de Campo and Punta Cana, in addition to his residence in Kent,
Shinola (retail company) edition of 500. Purchase included a leather-bound coffee table book about the Wright Brothers, as well as enrollment in The Foundry, the brand's collectors club. In September 2014, Shinola released The Lattice, a limited edition wristwatch created in partnership with Oscar de La Renta. The 36mm women’s watch was manufactured in Detroit in a limited edition of 250. Purchase included a hardcover book created exclusively for the project which complements the timepiece by offering an in-depth look at Oscar de la Renta and his work. In 2014, Shinola released The Black Blizzard titanium wristwatch in 48mm and 42mm as well