Keir

 Keir  or  Kier  is a surname and given name shortened from Keiron. Notable people with the name include:

Surname

 * Andrew Keir (1926–1997), Scottish actor
 * Colin Keir (born 1959), Scottish politician
 * David Keir (1884–1971), British actor
 * David Lindsay Keir (1895–1973), British historian
 * Jack Keir, Canadian politician
 * James Keir (1735–1820), Scottish scientist
 * John Keir (1856–1937), British Army officer
 * Leitch Keir, Scottish footballer
 * Nick Keir (1953–2013), Scottish musician

Given name

 * Keir Clark (1910–2010), Canadian politician
 * Keir Dillon (born 1977), American snowboarder
 * Keir Dullea (born 1936), American actor
 * Keir Gilchrist (born 1992), Canadian actor
 * Keir Giles (born 1968), British writer
 * Keir Graff (born 1969), American writer
 * Keir Hardie (1856–1915), Scottish socialist, first leader of the UK Labour Party
 * Keir Mather (born 1998), British politician
 * Keir Nuttall (born 1975), Australian musician
 * Keir O'Donnell (born 1978), Australian actor
 * Keir Pearson (born 1966), American screenwriter
 * Keir Simmons (born 1972), British journalist
 * Keir Starmer (born 1962), Prime Minister of the United Kingdom
 * Keir Thomas (born 1998), American football player