Quant, Mary, 1934-, British fashion designer. After opening her boutique in London to sell clothes, she began to design them as well. She was one of the originators of the "mod" or "Chelsea" look of the 1960s that helped make London the new center of fashion. Her designs included miniskirts; vinyl boots; dresses with striking geometric patterns and strong colors; and the "wet" look achieved by tightly fitted vinyl clothing for a young and avant-garde clientele.

(born Feb. 11, 1934, London, Eng.) English fashion designer. Specializing in youth-oriented fashions, she was responsible in the 1960s for the “Chelsea look” of England and the widespread popularity of the miniskirt and “hot pants.” After opening a successful boutique called Bazaar in 1957, she went on to mass-produce her designs on a multimillion-dollar annual scale.

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(born Feb. 11, 1934, London, Eng.) English fashion designer. Specializing in youth-oriented fashions, she was responsible in the 1960s for the “Chelsea look” of England and the widespread popularity of the miniskirt and “hot pants.” After opening a successful boutique called Bazaar in 1957, she went on to mass-produce her designs on a multimillion-dollar annual scale.

Learn more about Quant, Mary with a free trial on Britannica.com.

Quant can refer to:

• Mary Quant, an English fashion designer
• Quant pole, used to propel a barge
• Quantitative analyst or "quant," a person who works in quantitative analysis
• Quant fund, a mutual fund managed by a quantitative analyst
• Quantitation, a calculation of the quantity of a substance detected through some chemical analytical technique, e.g., mass spectrometry
• Jonas Quant, a Swedish songwriter