Allingham
Allingham is a surname. Notable people with the surname include:
 Alex Allingham, (born 1984), English Rally Driver and Car Dealer
 Cedric Allingham, fictional British writer of a 1954 book in which he claimed to have encountered the pilot of a Martian spacecraft
 Helen Allingham (née Paterson, 1848–1926), British watercolourist and illustrator
 Henry Allingham (1896–2009), English supercentenarian, World War I veteran and briefly the world's oldest living man
 Herbert Allingham (1867–1936), English editor and writer
 Herbert William Allingham (1862–1904), British surgeon
 John Till Allingham (1776–1812), English dramatist
 Margery Allingham (1904–1966), English crime writer
 Maurice Allingham (1896–1993), Australian rules footballer
 Michael Allingham (born 1943), British economist
 Mike Allingham (born 1965), Scottish cricketer
 William Allingham (1824–1889), Irish man of letters and poet

Places:
 Allingham, Queensland, town in Australia

English-language surnames