Clifford may refer to:

People

Clifford (name) Clifford is both a toponymic surname of English origin and a given name deriving from it. It originated in several English placenames meaning "ford by a cliff". People Given name * Clifford Andrews (1912–1973), English athlete in cricket *Cliff ...

, an English given name and surname, includes a list of people with that name *

William Kingdon Clifford William Kingdon Clifford (4 May 18453 March 1879) was an English mathematician and philosopher. Building on the work of Hermann Grassmann, he introduced what is now termed geometric algebra, a special case of the Clifford algebra named in ...

Baron Clifford Baron Clifford is a title in the Peerage of England created by writ of summons on 17 February 1628 for Henry Clifford, Lord Clifford (so styled as heir to the Earldom of Cumberland). The title was believed to be held by Lord Clifford's father ...

* Baron Clifford of Chudleigh * Baron de Clifford *

Clifford baronets There have been two baronetcies created for a person with the surname Clifford. The Clifford Baronetcy, of the Navy, was created for Augustus William James Clifford, the illegitimate son of the 5th Duke of Devonshire (as son of the 6th Barone ...

* Clifford family (bankers) * Jaryd Clifford * Justice Clifford (disambiguation) * Lord Clifford (disambiguation)

Arts, entertainment, and media

*''

Clifford the Big Red Dog ''Clifford the Big Red Dog'' is an American children's book series about the adventures of a precocious girl named Emily Elizabeth and her titular pet: a giant, red-furred dog named Clifford. It was first published in 1963 and was written by No ...

'', a series of children's books **

Clifford (character) Clifford is the title character and the main protagonist of the '' Clifford the Big Red Dog'' book series, written by Norman Bridwell and originally published in 1963, and the television series of the same name. '' Clifford the Big Red Dog'' i ...

, the central character of ''Clifford the Big Red Dog'' ** ''Clifford the Big Red Dog'' (2000 TV series), 2000 animated TV series **'' Clifford's Puppy Days'', 2003 animated TV series **''

Clifford's Really Big Movie ''Clifford's Really Big Movie'' is a 2004 American animated adventure comedy film based on the PBS Kids TV series '' Clifford the Big Red Dog'', itself an adaptation of the book series of the same name by Norman Bridwell. This film was directe ...

'', 2004 animated movie ** ''Clifford the Big Red Dog'' (2019 TV series), 2019 animated TV series ** ''Clifford the Big Red Dog'' (film), 2021 live-action movie * ''Clifford'' (film), a 1994 film directed by Paul Flaherty * Clifford (Muppet)

Mathematics

Clifford algebra In mathematics, a Clifford algebra is an algebra generated by a vector space with a quadratic form, and is a unital associative algebra. As -algebras, they generalize the real numbers, complex numbers, quaternions and several other hyperc ...

, a type of associative algebra, named after William Kingdon Clifford * Clifford analysis, a mathematical study of Dirac operators *

Clifford module In mathematics, a Clifford module is a representation of a Clifford algebra. In general a Clifford algebra ''C'' is a central simple algebra over some field extension ''L'' of the field ''K'' over which the quadratic form ''Q'' defining ''C'' is ...

, a mathematical representation *

Clifford theory In mathematics, Clifford theory, introduced by , describes the relation between representations of a group and those of a normal subgroup. Alfred H. Clifford Alfred H. Clifford proved the following result on the restriction of finite-dimensional ...

, dealing with representations, named after Alfred H. Clifford *

Clifford torus In geometric topology, the Clifford torus is the simplest and most symmetric flat embedding of the cartesian product of two circles ''S'' and ''S'' (in the same sense that the surface of a cylinder is "flat"). It is named after William Kingdon ...

, a figure in geometric topology * Clifford's theorem, any of several mathematical derivations

Places

Australia

Clifford, Queensland Clifford is a rural locality in the Western Downs Region, Queensland ) , nickname = Sunshine State , image_map = Queensland in Australia.svg , map_caption = Location of Queensland in Australia , subdivision_type = Country , subdivision ...

, a locality in the Western Downs Region

Canada

Clifford, Ontario Clifford is an unincorporated community in the Town of Minto in Wellington County in Southwestern Ontario, Canada. It is on Ontario Highway 9 and Coon Creek, a stream in the Saugeen River drainage basin. The village of Clifford was founded a ...

England

* Clifford, Devon, a

location In geography, location or place are used to denote a region (point, line, or area) on Earth's surface or elsewhere. The term ''location'' generally implies a higher degree of certainty than ''place'', the latter often indicating an entity with an ...

Clifford, Herefordshire Clifford is a village and civil parish in Herefordshire, England, and to the north of Hay-on-Wye. It lies on the south bank of the River Wye The River Wye (; cy, Afon Gwy ) is the Longest rivers of the United Kingdom, fourth-longest r ...

Clifford (ward) Clifford is an electoral ward of Trafford, Greater Manchester, covering most of the Old Trafford area of Stretford. It is the north-easternmost ward of Trafford and is bordered to the west by the Longford Longford () is the county town of ...

, Greater Manchester * Clifford, West Yorkshire * Clifford Chambers, Warwickshire

United States

* Clifford, Indiana * Clifford, Michigan * Clifford, Missouri *

Clifford, North Dakota Clifford is a city in Traill County, North Dakota, United States. The population was 30 at the 2020 census. Clifford was founded in 1883. Geography According to the United States Census Bureau, the city has a total area of , all land. Demogra ...

* Clifford, Pennsylvania * Clifford, Virginia, a community in

Amherst County Amherst County is a county, located in the Piedmont region and near the center of the Commonwealth of Virginia in the United States. The county is part of the Lynchburg Metropolitan Statistical Area, and its county seat is also named Amherst. ...

* Clifford, Wisconsin * Clifford Township, Butler County, Kansas

Structures

* Clifford Castle, a castle in the village of Clifford, England * Clifford House (Eustis, Florida), a historic house in the US state of Florida * Clifford International School, an international school in Guangzhou, People's Republic of China * Clifford Pier, a pier in Singapore * Clifford's Inn, a London (England) Inn of Chancery *

Clifford's Tower York Castle is a fortified complex in the city of York, England. It consists of a sequence of castles, prisons, law courts and other buildings, which were built over the last nine centuries on the south side of the River Foss. The now-ruine ...

, the previously-used name of York Castle in England * Clifford-Warren House, a historic house in the US state of Massachusetts

Other uses

*''Clifford'', a

New Zealand Company The New Zealand Company, chartered in the United Kingdom, was a company that existed in the first half of the 19th century on a business model focused on the systematic colonisation of New Zealand. The company was formed to carry out the principl ...

chartered sailing ship *

Clifford Chance Clifford Chance LLP is an international law firm headquartered in London, United Kingdom, and a member of the " Magic Circle", a group of London-based multinational law firms. It ranks as one of top ten largest law firms in the world measured ...

, an international attorney firm headquartered in London, England * Clifford (horse), a world champion racehorse in the late 19th century {{disambiguation, geo