Bygrave is a village and civil parish in the North Hertfordshire district of Hertfordshire, England.
Bygrave or Bygraves may also refer to: Adam Bygrave (born 1989), English football defender Joe Bygraves (1931–2012), British heavyweight boxer Max Bygraves (1922–2012), English comedian and singer Phil Bygrave (1929–2012), New Zealand field hockey player Rose Bygrave (born 1955), Australian singer and songwriter
See also Bygrave slide rule, an eponymous slide rule