Gabrielle Chanel, commonly known as Coco Chanel, was a revolutionary French fashion designer who transformed women's fashion in the early 20th century. She is best known for her timeless designs, including the Chanel No. 5 perfume and the classic Chanel Suit, which emphasized comfort and elegance over the restrictive styles of the past. Chanel's influence extended beyond clothing; she popularized the use of jersey fabric and introduced the concept of casual chic. Her legacy continues to inspire designers and fashion enthusiasts around the world, making her a lasting icon in the industry.