Most of us would describe a leather jacket as being a definitive wardrobe staple — and it looks like the majority of our favourite royal ladies agree! But whether it's jackets, trousers or even dresses, just because you're a Duchess doesn't mean you can't add a bit of edge to your outfit with this ever-cool fabric. That's according to the likes of Kate , Meghan , Beatrice and Eugenie , anyway — since they've all been spotted out in chic leather outfits in their time. Of course, leather has long been a fabric associated with durability and warmth — and is often a choice of the royals for outdoor activities — but increasingly, its somewhat, er, cooler connotations are being embraced. Ever the rebel, Princess Diana memorably stepped out for a night at the theatre in bold red leather trousers back in , and was also fond of her voluminous bomber jacket. In fact, in one of the sweetest archived shots of the People's Princess, she was seen being gifted two adorable children's leather jackets for the young Princes William and Harry by singer Lionel Richie. Scroll down through our gallery to see all our favourite royals in biker-chick leathers….