Jasper Alexander Thirlby Conran OBE (born 12 December 1959) is a British designer. He has worked on collections of womenswear and for the home, as well as productions for the stage in ballet, opera and theatre.

He is the second son of Sir Terence Conran, a designer, and Shirley Pearce, an author; his parents divorced when he was two. He was educated at Port Regis School and Bryanston School in the 1970s; he also studied at the Parsons School of Art and Design in New York, United States (US).

Conran's first collection was for Henri Bendel in New York City. In 1978, aged 19, Conran designed his first womenswear collection under his own name. The following year he was elected to be part of the London Designer collections. Conran designed his first menswear collection in 1985. Conran designed the wedding dress of Princess Margaret's daughter, Lady Sarah Chatto (formerly Lady Sarah Armstrong-Jones) in 1994. He also designed clothes for Diana, Princess of Wales.

In 1989 Conran collaborated with Land Rover Ltd on the interior of the then new Land Rover Discovery.

In 1999, he began designing a signature range of stemware for Stuart Crystal and later for Waterford Crystal. In 2001, he launched a fine bone china tableware collection for Wedgwood.

In 1996, Conran launched a womenswear range for the Debenhams chain of department stores in the UK. He has subsequently designed women's accessories, lingerie, hosiery, menswear, men's accessories, childrenswear, and homeware for the company.

Conran has released furnishing, fabric and wallpaper collections for Designers Guild, as well as a range of signature fragrances and luggage.

In 2004, Conran designed and launched a three-range fireplace collection for Chesney's. He launched the Jasper Conran Optical in 2008.