AlphaPeople - k
- Karl Marx (1818 – 1883)
- Karl Pearson (1857 – 1936), pioneer statistician
- Kassam Ismail Majothi (1924 – 2002), founder of Bristol Sweet Mart
- Katherine Mansfield (1888 – 1923), writer
- Kathleen Ferrier (1912 – 1953), contralto
- Keith Moon (1946 – 1978), legendary rock drummer with 'The Who'
- Kenneth Williams (1926 – 1988), comic actor
- Kenney Jones (born 1948), member of the Small Faces
- Kurt Schwitters (1887 – 1948), artist
- Kwame Nkrumah (1909 – 1972), first President of Ghana
