Main Rousseau Bocher, known professionally as Mainbocher, was an American couturier renowned for his elegant and understated designs. He established his fashion house in Paris in 1929, gaining fame for designing Wallis Simpson's wedding dress for her marriage to the Duke of Windsor. Forced to close his Paris salon due to World War II, he relocated to New York City in 1940, where he continued his influential career. Mainbocher's creations were celebrated for their impeccable craftsmanship, timeless sophistication, and luxurious simplicity, leaving a lasting legacy on high fashion.