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10. The Olsen Twins - Mary-Kate and Ashley Olsen rose to fame as child actors, with appearances in 'Full House' and 'The Adventures of Mary-Kate and Ashley.'

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10. The Olsen Twins - In recent times, the twins have turned to fashion design. The duo have launched a few labels, like The Row and Elizabeth & James.

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10. The Olsen Twins - It's reported that the Olsen Twins have a net worth of around US$400 million.

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9. Roberto Cavalli - The Italian designer is revered for his tropical styles and influences. His self-named fashion house is a respected luxury brand.

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9. Roberto Cavalli - In addition to conceptualizing creative designs, Cavalli is also highly regarded for his influence in jeans, popularizing the "sand-blasted" look.

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9. Roberto Cavalli - Cavalli's net worth has been estimated to be around US$490 million.

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8. Michael Kors -

Not only is MK known for high-fashion collections, he is also a pioneer of affordable accessories and sunglasses too.

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8. Michael Kors - Kors recently teamed up with Versace and Jimmy Choo, co-founding Capri Holdings Limited. This can only bolster the brand's expensive stock.

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8. Michael Kors - Kors is reportedly worth around US$587 million.

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7. Calvin Klein - Klein is a titan of American fashion, with some of the most memorable marketing in the industry.

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7. Calvin Klein - The brand makes more than just chic underwear. Creative directors like Raf Simons and Italo Zucchelli have helped revolutionize CK over the years.

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7. Calvin Klein - Calvin Klein's net worth is over US$700 million.

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6. Tory Burch - Tory Burch has been noted as one of the most powerful women in the world, according to Forbes.

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6. Tory Burch - The fashion designer specializes in streetwear looks, as well as high-fashion pieces.

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6. Tory Burch - It's estimated that Burch is worth around US$800 million.

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5. Valentino Garavani - Garavani is another huge face in fashion. The Italian designer founded Valentino S.p.A. in 1960, and it's been plain sailing ever since.

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5. Valentino Garavani - He isn't the creative director of Valentino anymore, but Garavani is still worth a whole lot of money.

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5. Valentino Garavani - Garavani's net worth is reported to be around US$1.5 billion.

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4. Domenico Dolce & Stefano Gabbana - Dolce and Gabbana are one dynamic duo, and they have impacted the world of fashion for nearly 35 years.

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4. Domenico Dolce & Stefano Gabbana - Domenico Dolce and Stefano Gabbana met in Milan, and they've worked together ever since. They are famed for their high-fashion pieces and perfume too.

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4. Domenico Dolce & Stefano Gabbana - The duo are apparently worth US$1.6 billion each, believe it or not.

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3. Ralph Lauren - Ralph Lauren is the man behind one of the most famous brands in the world.

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3. Ralph Lauren - Since founding RL in 1967, Lauren has grown the brand into what we see today.

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3. Ralph Lauren - He stepped down as CEO in 2015, but remains heavily involved in the company. Lauren has a net worth of around US$7.2 billion.

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2. Giorgio Armani - Where would the world of fashion be without Giorgio Armani? The Italian icon formed Armani in 1975, and it's been a wild ride ever since.

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2. Giorgio Armani - Armani is behind three labels: Giorgio Armani, Emporio Armani, and Armani Jeans. He also has a couture line called Privé.

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2. Giorgio Armani - With boutiques and stores around the world, Armani is worth nearly US$7 billion.

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1. Miuccia Prada - Not every industry is dominated by men, as the wealthiest designer in the world is a woman: Miuccia Prada.

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1. Miuccia Prada - Prada was founded by Mario Prada, Miuccia's grandfather. She took over the company in 1978, and founded subsidiary Miu Miu in 1993.

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1. Miuccia Prada - It's reported that Miuccia Prada is worth nearly US$11 billion. The exact number is estimated to be around US$10.8 billion.

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