Daniel Henry Edward 'Danny' Thompson (born 4 April 1939) is an English multi-instrumentalist best known as a double bassist and businessman. He has had a long musical career playing with a large variety of other musicians, particularly Richard Thompson (no relation) and John Martyn, but including many others: at various times he has for example played with Nick Drake, Roy Orbison, Julie Felix, Freddie and the Dreamers, Tubby Hayes, Ronnie Scott, Tom Paxton, Donovan, Vivian Stanshall, David Sylvian, Kate Bush, Linda Lewis, Mary Hopkin, Loreena McKennitt, Tim Buckley, and Davey Graham. For five years, he was a member of Alexis Korner's Blues Incorporated, and he was a founding member of the British folk rock band Pentangle. Since 1987, he has also recorded four solo albums. He converted to Islam in 1990.