Bruce Oldfield

Considered one of Princess Diana's favorite designers, Bruce Oldfield is best known for his couture evening gowns and bridalwear. He was among those rumored to be designing Kate Middleton's royal wedding gown after her sister Pippa and mother Carole were spotted visiting his London boutique in January 2011. Oldfield's celebrity clients include Queen Rania of Jordan, Jerry Hall, Barbra Streisand and Catherine Zeta-Jones.

Photo: A wedding gown from Bruce Oldfield's No. 34 collection.