She’s the only one of her siblings to have an official royal title.
But Princess Alexandra of Hanover and and her older sister Charlotte Casiraghi looked inseparable as they arrived at the Saint Laurent show at Paris Fashion Week on Tuesday night.
The 18-year-old showed off her edgy side as she opted for a rock chic look, teaming a leather biker jacket with a pair of skinny jeans.
She layered a polka dot shirt underneath, adding a pair of black pumps and matching clutch bag to finish.
Princess Alexandra of Hanover opted for a rock chic look as she arrived at the Saint Laurent show at Paris Fashion Week on Tuesday
Wearing her brunette tresses down over her shoulders, Alexandra went for a minimal make-up look for the fashion show.
Meanwhile her sister Charlotte, 31, also chose an all black-ensemble for the fashion show.
She slipped into a black leather skirt, co-ordinating with Alexandra’s jacket, which she teamed with a sheer blouse on top.
Charlotte finished her stylish ensemble with a chic coat and suede boots, along with a quilted black.
The 18-year-old attended the glamorous event with her elder sister Charlotte Casiraghi
Alexandra teamed a leather biker jacket with a polka dot blouse and skinny jeans, finishing off the ensemble with a pair of black pumps
Her sister Charlotte, 31, also chose an all black-ensemble for the glamorous fashion show
She accentuated her eyes with a smoky eyeshadow, while opting for a rose colour on her lips.
Alexandra, who celebrated her 18th birthday in July, is the daughter of Princess Caroline of Monaco and Prince Ernst August and is
Charlotte is Princess Caroline’s second child from a previous marriage to Italian businessman Stefano Casiraghi.
Caroline has two other children from her marriage to Stefano, Andrea and Pierre.
Charlotte slipped into a black leather skirt, which she paired with a sheer blouse on top