Julius is a masculine given name and a surname, derived from the nomen of a Roman family, most famously Julius Caesar. The name may be derived from Greek ιουλος (ioulos) lit. 'downy-bearded' or from Latin Jovilius lit. 'devoted to Jove'. Julio/Júlio is the Spanish/Portuguese form and Jules is the French form.^[1]

• Pope Julius (disambiguation), multiple popes
• Julius the Veteran (255–302), Catholic, Anglican and Eastern Orthodox saint and martyr
• Julius (judge royal) (fl. before 1135), nobleman in the Kingdom of Hungary
• Julius, Count of Lippe-Biesterfeld (1812–1884), German noble
• Julius, Duke of Brunswick-Lüneburg (1528–1589), German noble
• Julius Aghahowa (born 1982), Nigerian footballer
• Julius Akosah (born 1982), Cameroonian-Hongkonger (soccer) footballer
• Julius Axelrod (1912–2004), an American biochemist
• Julius Babao (born 1968), Filipino broadcast journalist
• Julius Bacher (1810–1889), German playwright and novelist
• Julius Balkow (1909–1973), East German engineer and politician
• Julius Bär (1857–1922), German banker
• Julius Boros (1920–1994), American golfer
• JuJu Brents (real name Julius; born 2000), American football player
• Julius Brink (born 1982), German beach volleyball player
• Julius Büdel (1903–1983), German geomorphologist
• Julius Buelow, American football player
• Julius Chestnut (born 2000), American football player
• Julius Eastman (1940–1990), American composer
• Julius Erving (born 1950), American basketball player
• Julius Evola (1898–1974), Italian philosopher
• Julius Fučík (composer) (1872–1916), Czech composer, the journalist's uncle
• Julius Fučík (journalist) (1903–1943), Czech journalist, the composer's nephew
• Julius Gregory (born 1988), American football player
• Julius Hirsch (1892–1945), Jewish German soccer player and Iron Cross recipient
• Julius Kuperjanov (1894–1919), Estonian teacher and military officer
• Julius Köbner (1806–1884), Danish Baptist pioneer
• Julius Ingram (1832–1917), American politician.
• Julius Lenck (1845–1901), Hungarian-German brewer and businessman
• Julius Ludolf (1893–1947), German SS officer and concentration camp commandant
• Julius Wandera Maganda (born 1971), Ugandan politician
• Julius Mägiste (1900–1978), Estonian linguist and academic
• Julius Malema (born 1981), South African politician
• Julius Mandel aka Gyula Mándi (1899–1969), Hungarian Olympic footballer and manager
• Julius Masvanise (born 1966), Zimbabwean track and field athlete
• Julius Nyerere (1922–1999), president of Tanzania
• Julius Robert Oppenheimer (1904-1967), the full name of American theoretical physicist J. Robert Oppenheimer
• Julius Petersen (1839–1910), Danish mathematician
• Julius Richard Petri (1852–1921), German bacteriologist
• Julius Randle (born 1994), American professional basketball player
• Julius Reubke (1834–1858), German composer, pianist and organist.
• Julius La Rosa (1930–2016), American pop singer
• Julius Rudel (1921–2014), Austrian-born American opera and orchestra conductor
• Julius Rosenberg (1918–1953), American communist
• Julius Schaub (1898–1976), chief aide and adjutant to Adolf Hitler
• Julius Schwartz (1915–2004), American comic book and pulp magazine editor
• Julius Samuel Scott Jr. (1925–2019), American minister, sociologist, community leader, teacher, and academic administrator
• Julius Sherrod Scott III (1955–2021), American scholar of slavery and Caribbean and Atlantic history
• Julius Seligson (1909–1987), American tennis player
• Julius Streicher (1885–1946), notorious Nazi newspaper editor
• Julius Terpstra (born 1989), Dutch politician
• Julius Travis (1869–1961), American Justice of the Indiana Supreme Court
• Julius Warmsley (born 1990), American football player
• Julius Zeyer (1841–1901), Czech romantic writer

• Alice Julius (1846 - 1918), New Zealand artist
• Andrew Julius (born 1984), international footballer from Montserrat
• Anthony Julius (born 1956), British lawyer and academic
• Churchill Julius (1847–1938), first Archbishop of New Zealand
• David Julius (born 1955), American physiologist
• DeAnne Julius (born 1949), British-based American economist
• Eva Julius (1878-1972), Australian Girlguiding leader, wife of George
• George Julius (1873–1946), Australian inventor and engineer, husband of Eva
• Harry Julius (1885–1938), Australian commercial artist
• Leigh Julius (born 1985), South African sprinter
• Max Julius (1916–1963), Australian barrister and communist
• Orlando Julius (1943–2022), Nigerian musician
• E. Haldeman-Julius (né Emanuel Julius) (1889–1951), Jewish-American socialist

• Julius, book by Angela Johnson, illustrated by Dav Pilkey
• Julius, song by the band Phish on their album Hoist
• Julius Caesar, fictional character, Japanese name of Julian Konzern from the animated series Beyblade: Metal Masters (Metal Fight Beyblade: Explosion in Japan)
• Julius Hibbert, a character from The Simpsons TV series
• Julius Little, fictional character in the Xbox 360 game Saints Row
• Julius Pringles, the name of the mascot for Pringles potato crisps
• Julius, a comic monkey character created by Paul Frank
• Julius, the father from the television series Everybody Hates Chris
• Julius, one of the main characters from the Canadian animated series Delilah & Julius
• The faction House of Julii from the computer game Rome: Total War uses Julius as the family name
• Julius Belmont, vampire hunter and descendant of Simon Belmont from the Castlevania series of video games
• Julius, a monster in the 1995 animated Mickey Mouse short, Runaway Brain
• Julius Geezer, a character from the The Smurfs, where he forced Smurfette to marry his son unless Brainy wins a gladiator fight.
• Dr. Julius Strangepork, a character in The Muppets
• Julius the Cat, Walt Disney's first recurring animated character.
• Julius Zebra, a book franchise from author Gary Northfield.
• Julius Oppenheimmer Jr., a character from The Amazing World of Gumball.
• Julius Euclius, a character from Re:Zero − Starting Life in Another World

• Julius (disambiguation)
• Jukka Nevalainen, a Finnish drummer whose nickname is Julius