Ian Richardson, Scottish actor (b. 1934)
Ian William Richardson (7 April 1934 – 9 February 2007) was a Scottish actor.

He portrayed the Machiavellian Tory politician Francis Urquhart in the BBC's House of Cards (1990–1995) television trilogy. Richardson was also a leading Shakespearean stage actor.

Richardson's other notable work included a portrayal of Sherlock Holmes in two films (The Sign of Four and The Hound of the Baskervilles), significant roles in Tinker Tailor Soldier Spy, Brazil, M. Butterfly, and Dark City, and as the lead in the Broadway production of Marat/Sade.