Leonardo DiCaprio has hailed Giorgio Armani as a "genius"

The Hollywood star wrote on Instagram: "Giorgio Armani was a visionary whose influence reached far beyond design. I first met him many years ago in Milan and I remember being blown away by his creativity and genius. He was a legendary force who inspired generations, and his legacy will continue to shape and uplift the world for years to come."

Elsewhere, Michelle Pfeiffer has admitted to feeling "heartbroken" by the news of Armani's passing.

Alongside several throwback photographs, the actress - who starred in several Armani adverts - wrote on Instagram: "I am heartbroken to hear of Mr Armani's passing. Kind, generous and loyal. A true pioneer of elegance. A global inspiration. And today, a massive loss for all. Thank you for everything Mr. Armani, it was an honor and privilege to work with you on so many momentous occasions in my life and to witness your craft firsthand. (sic)"

Meanwhile, David Beckham has hailed Armani as a "true gentleman".

The former soccer star wrote on Instagram: "A very sad day as we say goodbye to a very special man... Kind , generous , humble and a true gentleman... Giorgio Armani One of a kind. (sic)"

Armani's death was announced by his fashion house.

The company said in a statement that he built the Armani brand with "vision, passion, and dedication".

The statement read: "With infinite sorrow, the Armani Group announces the passing of its creator, founder, and tireless driving force: Giorgio Armani.

"In this company, we have always felt like part of a family.

"Today, with deep emotion, we feel the void left by the one who founded and nurtured this family with vision, passion, and dedication. But it is precisely in his spirit that we, the employees and the family members who have always worked alongside Mr. Armani, commit to protecting what he built and to carrying his company forward in his memory, with respect, responsibility, and love."