Jeffreys

Jeffreys is a surname, which may refer to:

People: (See also the common variants Jeffries and Jefferies)

Alec Jeffreys (born 1950), British biologist and discoverer of DNA fingerprinting
Anne Jeffreys (1923–2017), American actress and singer
Arthur Frederick Jeffreys (1848–1906), British politician
Bertha Jeffreys (1903–1999), British physicist a.k.a. Bertha Swirles
Charles Jeffreys (1877 – unknown), South African shooter
Edmund Frederick Jeffreys (1846–1925), British Royal Navy admiral
Elizabeth Jeffreys (born 1941), British Byzantinist
Ellen Penelope Jeffreys (1827–1904), New Zealand artist
Garland Jeffreys (born 1943), American musician
George Jeffreys (composer) (c. 1610 – 1685), composer and organist to Charles I
George Jeffreys, 1st Baron Jeffreys (1645–1689), British jurist & politician
George Jeffreys, 1st Baron Jeffreys (British Army officer) (1878–1960), British soldier & politician
George Jeffreys (pastor) (1889–1962), British religious leader
Gina Jeffreys (born 1968), Australian singer
Harold Jeffreys (1891–1989), British mathematician, statistician, geophysicist, and astronomer
J. G. Jeffreys (born 1893), Australian-born educator
John Gwyn Jeffreys (1809–1885), British malacologist
John R. F. Jeffreys (1918–1944), British mathematician
Julius Jeffreys (1800–1877), British physician
Paul Jeffreys (1952–1988), English rock musician and bassist
Rhodri Jeffreys-Jones (born 1942), British historian
Robin Jeffreys (1890–1963), British Olympic fencer
Sheila Jeffreys (born 1948), British-born political scientist, academic, & activist
Stephen Jeffreys (born 1950), British playwright

Other:

Baron Jeffreys, a title in the English and UK peerages