Beatrice Borromeo and Tatiana Santo Domingo attend Dior show in Paris

Beatrice Borromeo and Tatiana Santo Domingo sat front row at the Christian Dior show during Paris Fashion Week on 29 September 2026. The sisters-in-law, linked by marriage into Monaco's Casiraghi family, attended together. Santo Domingo wore a long brown suede coat with white shirt, black trousers and black shoes.