This list of United Kingdom commemorative stamps deals with commemorative stamps issued by Royal Mail, the postal administration of the United Kingdom.
Postage stamps were first used in the United Kingdom of Great Britain and Ireland on 6 May 1840, with the introduction of the world's first adhesive postage stamps, the Penny Black and Two Pence Blue.
In 1924, the first commemorative stamp was issued for the British Empire Exhibition.
The General Post Office introduced official First Day Covers and Presentation Packs in the mid-1960s and PHQ Cards, postcard sized reproductions of commemorative stamps, have also been issued to accompany every new set of stamps since the mid-1970s.
National Productivity Year Freedom From Hunger Shakespeare Festival Four (3d, 6d, 1s 3d, 1s 6d) also issued in Phosphor set.