Jennings is a surname of early medieval English origin (also the Anglicised version of the Irish surnames Mac Sheóinín or MacJonin). Notable people with the surname include:
Jennings (Swedish noble family)
A–G
Adam Jennings (born 1982), American football player
Al Jennings (1863–1961), American attorney in Oklahoma Territory, train robber and silent film star Alex Jennings (born 1957), British actor Andrew Jennings (1943–2022), British investigative journalist Anfernee Jennings (born 1997), American football player Asa Jennings (1877–1933), American who commanded the evacuation of refugees after the Great Fire of Smyrna Bernard Jennings (1929–2017), British local historian and adult educationist Billy Jennings (born 1952), English footballer Billy Jennings (Welsh footballer) (1893–1968), Welsh footballer Brandon Jennings (born 1989), American basketball player Brent Jennings (born 1951), American actor Brian Jennings, American football player Bryant Jennings, American boxer Charles Edward Jennings (1751–1799), Irish-born French general Charles Jennings (journalist) (1908–1973), Canadian journalist Christine Jennings (born 1945), American politician Claudia Jennings (1949–1979), American model and actress Clyde Jennings (1916–2006), Florida philatelist Desmond Jennings (born 1986), American baseball player Desmond Domnique Jennings (1971–1999), American serial killer Edward Jennings (VC) (1820–1889), Irish recipient of the Victoria Cross Edward H. Jennings (1937–2019), tenth president of Ohio State University Ed Jennings (born 1968), Florida politician Edward Jennings (rowing) (1898–1975), American coxswain Elizabeth Jennings (1926–2001), English poet Elizabeth Jennings Graham (1830–1901), American black civil rights activist and teacher Ernie Jennings (born 1949), American football player Francis Jennings, American historian Garth Jennings (born 1972), English film director, screenwriter, producer, actor and writer Gary Jennings (1928–1999), American author Gary Jennings Jr. (born 1997), American football player Gavin Jennings (born 1957), Victorian Politician George Jennings (1810–1882), pioneering British sanitary engineer Gerald H. Jennings, ichthyologist and author Grant Jennings, (born 1965), Canadian ice hockey player Greg Jennings, American football player
H–L
Henry Jennings, British privateer
Henry Constantine Jennings, English antiquarian
Herbert Spencer Jennings, zoologist, geneticist and eugenicist
Hilde Jennings (1906–?), German actress
Hughie Jennings, American baseball player
Humphrey Jennings (1907–1950), English filmmaker
Ivor Jennings (1903–1965), British lawyer
J. B. Jennings, American politician
James Jennings (disambiguation), several people
Jauan Jennings (born 1997), American football player
Jazz Jennings, American transgender activist
Jeremy Jennings, English political theorist
Jesse D. Jennings (1909–1997), American archaeologist
Joanne Jennings (born 1969), British high jumper
John Jennings (disambiguation), several people
Jonas Jennings, American football player
Jonathan Jennings, first governor of Indiana
J. T. W. Jennings, 20th century architect
Kate Jennings (1948–2021), Australian writer
Keaton Jennings, English cricketer
Keith Jennings (American football) (born 1966), American football player
Keith Jennings (basketball) (born 1968), American basketball player and coach
Keith R. Jennings (born 1932), English chemist
Keith Jennings (cricketer) (born 1953), English cricketer
Ken Jennings, American game show host and prior to hosting it, was the first Jeopardy! superchampion Kenneth Jennings (disambiguation), several people La Vinia Delois Jennings, American literary scholar Leonard Jennings, English cricketer and Royal Air Force officer Luke Jennings, British author of the novel Codename Villanelle Lyfe Jennings, American musician Lynn Jennings, American distance runner