David Alliance, Baron Alliance, GBE born 15 June 1932 is a British businessman and Liberal Democrat politician of Jewish origin from Iran. David Alliance (originally Davoud) was born in Kashan, Iran and was educated at the Etahad School, Iran. He owns 33% and is chairman of N Brown Group plc, a clothing catalogue retailer. He was also the joint founder with Sir Harry Djanogly of Coats Viyella plc (now Coats plc) operating in 67 countries with 22% global market share, employing 70,000 people. Share sales, a valuable art collection and some small private firms account for the remainder of the family fortune. Lord Alliance, with Harry Djanogly, turned Coats Viyella into a £2bn textile business. He is senior trustee of the Next Century Foundation. He has a number of fellowships including Fellow of the Royal Society for the encouragement of Arts, Manufactures & Commerce.