Algernon is a masculine given name which derives from the Norman-French sobriquet Aux Gernons, meaning "with moustaches".

• Algernon Ashton (1859–1937), English composer
• Algernon Sydney Biddle (1847–1891), American lawyer and law professor at the University of Pennsylvania Law School
• Algernon Blackwood (1869–1951), English writer
• Algernon Blair (1873–1952), American construction contractor
• Algernon Bligh (1888–1952), English cricket player
• Algernon Borthwick, 1st Baron Glenesk (1830–1908), English journalist
• Algernon Boyle (1871–1949), English naval officer
• Algernon "Algie" Brown (born 1991), American football player
• Algernon Buford (1826–1911), American president of the Richmond and Danville Railroad
• Algernon Burnaby (1868–1938), English landowner and soldier
• Algernon Butler (1905–1978), American judge
• Algernon Capell, 2nd Earl of Essex (1670–1710), English nobleman
• Algernon Capell, 8th Earl of Essex (1884–1966), British aristocrat and actor
• Algernon Chester-Master (1851–1897), English cricket player
• Algernon Collings (1853–1945), English cricket player
• Algernon J. Cooper (born 1944), American politician and lawyer
• Algernon Coote, 6th Earl of Mountrath (1689–1744), Irish politician
• Algernon Coote, 11th Baronet (1817–1899), Irish cricketer and clergyman
• Algernon de Courcy Lyons (1922–1993), Welsh photographer and writer
• Algernon Crapsey (1847–1927), American Episcopal priest
• Algernon "Alge" Crumpler (born 1977), American football tight end
• Algernon Egerton (former: Algernon Leveson-Gower, 1825–1891), English politician
• Algernon Findlay (1892–1956), Australian cricketer
• Algernon Freeman-Mitford, 1st Baron Redesdale (1837–1916), English diplomat
• Algernon Fuller (1885–1970), British Army officer and inventor
• Algernon Charles Gifford (1861–1948), New Zealand astronomer
• Algernon Sidney Gilbert (1789–1834), American merchant and Latter-day Saint
• Algernon Gissing (1860–1937), English writer
• Algernon Gordon-Lennox (1847–1921), British Army officer
• Algernon Graves (1845–1922), English art provenance documenter
• Algernon Sidney Gray (1814–1878), American attorney and politician
• Algernon Greville (disambiguation), several people with this name
• Algernon Griffiths (1847–1899), English cricketer
• Algernon Hartridge (1831–1876), cotton merchant and Confederate Army officer
• Algernon Haskett-Smith (1856–1887), English cricketer and barrister
• Algernon Heber-Percy (born 1944), British landowner, farmer and public official
• Algernon Heneage (1833–1915), English naval officer
• Algernon Herbert (1792–1855), English antiquary
• Algernon Charles Holland (1919–2001), British businessman
• Algernon de Horsey (1827–1922), English naval officer
• Algernon B. Jackson (1878–1942), American physician and writer
• Algernon Keith-Falconer, 9th Earl of Kintore (1852–1930), English politician
• Algernon Kingscote (1888–1964), English tennis player
• Algernon Langhorne (1882–1945), English naval officer
• Algernon Lee (1873–1954), American educator
• Algernon Lushington (1847–1930), English cricket player
• Algernon Lyons (1833–1908), English naval officer
• Algernon Markham (1869–1949), English Anglican bishop
• Algernon Marsham (1919–2004), English cricket player
• Algernon Maudslay (1873–1948), English sailor and Olympic gold medal winner
• Algernon May (died 1704), English politician
• Algernon Methuen, 1st Baronet (born Algernon Stedman; 1856–1924), English publisher and founder of Methuen & Co.
• Algernon Moreing (1889–1974), English politician
• Algernon Newton (1880–1968), British landscape artist
• Algernon Oldham (died 1916), Archdeacon of Ludlow
• Algernon Willoughby Osborne (died 1915), British judicial officer
• Algernon Paddock (1830–1897), American politician
• Algernon Percy (disambiguation), several people with this name
• Algernon J. Pollock (1864–1957), American evangelist of the Plymouth Brethren and writer
• Algernon Pynegar (1883–1948), English footballer
• Algernon Ransome (1883–1969), British Army officer
• Algernon Rainbow (1885–1969), New Zealand accountant and local politician
• Algernon Winter Rose (1885–1918), English architect
• Algernon Edward Sartoris (1877–1928), American diplomat
• Algernon Seymour (disambiguation), several people with this name
• Algernon Sidney (1623–1683), English politician and opponent of King Charles II of England
• Algernon Skeffington, 12th Viscount Massereene (1873–1952), Ulster Unionist member of the Senate of Northern Ireland
• Algernon Smith (1842–1876), United States Army officer
• Algernon S. Speer, (1818–1857), American farmer and politician
• Algernon Stanley Smith (1890–1978), British missionary
• Algernon Mattermayor (1976-2007), British Oil tycoon
• Algernon St Maur, 14th Duke of Somerset (formerly Seymour; 1813–1894), English nobility
• Algernon Sydney Sullivan (1826–1887), American lawyer
• Algernon Charles Swinburne (1837–1909), English writer and inventor of the roundel form in poetry
• Algernon Talmage (1871–1939), English Impressionist painter
• Algernon Temple-Gore-Langton, 5th Earl Temple of Stowe (1871–1940), English soldier, diplomat, and politician
• Algernon Thelwall (1795–1863), English Anglican clergyman
• Algernon Thomas (1857–1937), New Zealand geologist and biologist
• Algernon Tollemache (1805–1892), English politician
• Algernon Tudor-Craig (1873–1943), English Army officer
• Algernon Turnor (1845–1921), British civil servant
• Algernon Walker-Heneage-Vivian (1871–1952), British Royal Navy officer
• Algernon Ward (1869–1947), English Anglican priest and author
• Algernon Wells (1885–1946), British track and field athlete
• Algernon West (1832–1921), English politician
• Algernon Whiting (1861–1931), English cricketer and tea planter
• Algernon Wilkinson (1894–1967), English footballer
• Algernon Willis (1889–1976), English naval officer
• Algernon Yau (born 1959), Hong Kong government official
• Algernon Yelverton, 6th Viscount Avonmore (1866–1910), Irish nobility

• Carl-Fredrik Algernon (1925–1987), Swedish Navy officer

• Algernon, a laboratory mouse in the short story and subsequent novel Flowers for Algernon by Daniel Keyes
• Algernon "Algy" or Q Algy, the character Q (James Bond) in the film Never Say Never Again
• Algernon Durban, a character in General Hospital
• Lt. Col. J. Algernon Hawthorne, a character in the 1963 comedy film It's a Mad, Mad, Mad, Mad World by Stanley Kramer
• Algernon (Algy) Lacey, a character and cousin of the main hero Biggles, in the series by W. E. Johns
• Algernon Moncrieff, a character in the Oscar Wilde play The Importance of Being Earnest
• Algernon "Algy" Timberlane and his wife Martha, main characters of the novel Greybeard by Brian Aldiss
• Algernon, a rogue who visits WindClan every summer with his band, a character in Erin Hunter's novel Tallstar's Revenge
• Sir Algernon, an explorer of the world who crashed his flying machine into the Alton Towers Hotel and decided to make home at the Alton Towers Resort
• Algernon Papadopoulos, a schoolboy (a nerd) in the video game, Bully made by Rockstar Games
• Algernon Wasp, a character in the video game Red Dead Redemption 2 made by Rockstar Games
• Dr. Algernon C. Edwards, a surgeon in the Cinemax television series The Knick
• Algernon, the name of Detective Jake Peralta's desk mouse in Brooklyn Nine-Nine
• A fictional character in Archer is called Doctor Algernon Krieger. (Krieger's actual name is Algernop, but this is likely a change to get through customs)
• Aljernon Half-Dream, a character in the video game Shadowrun Returns and its sequels.^[1]

• United States v. Algernon Blair, Inc, a 1973 American lawsuit regarding its breach of contract with a subcontractor
• Plies (rapper), born Algernod Washington

Name list

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