Tommy or Thommy is a masculine given name, frequently a short form of Thomas. Notable people with these names include:

• Thommy Berggren (born 1937), Swedish actor
• Tommy Brown (singer) (1931–2016), American R&B singer
• Tommy Brown (record producer) (born 1986), American record producer
• Tommy Brown, drummer with Nero and the Gladiators and songwriter
• Tommy Cairo (born 1958), American professional wrestler
• Tommy Cannon (born 1938), British comedian
• Tommy Chong (born 1938), Canadian actor, writer, director, musician, and comedian, half of the Cheech & Chong comedy duo
• Tommy Collins (singer), stage name of American country music singer-songwriter Leonard Sipes (1930–2000)
• Tommy Cooper (1921–1984), British prop comedian and magician
• Tommy Davidson (born 1965), American actor
• Tommy DeBarge, American R'n'B musician formerly of the band Switch
• Tommy Dorfman (born 1992), American actress
• Tommy Dorsey (1905–1956), American jazz trombonist, trumpeter, composer, and bandleader of the Big Band era
• Tommy Emmanuel (born 1955), Australian guitarist
• Tommy Engel (born 1949), German musician
• Tommy February6 and Tommy Heavenly6, stage names for Japanese singer Tomoko Kawase
• Tommy Finke (born 1981), German singer/songwriter
• Tommy Hilfiger (born 1951), American fashion designer
• Tommy Hunter (born 1937), Canadian country music performer, star of The Tommy Hunter Show on television
• Tommy Lee Jones (born 1946), American actor
• Thommy Kane (born 1978), American filmmaker
• Tommy Keene (1958–2017), American singer-songwriter
• Tommy Knight (born 1993), English child actor
• Tommy Lee (born 1962), drummer for glam metal band Mötley Crüe
• Tommy Makem (1932–2007), Irish-American musician
• Tommy Mottola (born 1949), American music executive, former husband of Mariah Carey
• Thommy Price (born 1956), American musician
• Tommy Page (1970–2017), American singer-songwriter
• Tommy Polley (born 1978), American footballer
• Tommy Ramone (1951–2014), Hungarian-American musician and record producer, founding member of The Ramones
• Tommy Giles Rogers Jr. (born 1980), singer and keyboardist of heavy metal band Between the Buried and Me
• Tommy Rogers (wrestler) (1961–2015), American professional wrestler
• Tommy Sands (American singer) (born 1937), American pop music singer and actor
• Tommy Sands (Irish singer) (born 1945), Northern Irish folk singer, songwriter, radio broadcaster and political activist
• Tommy Shaw (born 1953), guitarist for the band Styx
• Tommy Smith (playwright), American playwright
• Tommy Smith (DJ) (born 1954), American radio disc jockey
• Tommy Smith (saxophonist) (born 1967), Scottish jazz saxophonist, composer and educator
• Tommy Sotomayor, American radio show host and YouTube personality
• Tommy Steele (born 1936), Britain's first teen idol and rock 'n' roll star
• Tommy Stinson (born 1966), American rock musician
• Tommy Trinder (1909–1989), English comedian
• Tommy Tune (born 1939), American dancer, actor
• Tommy Wiseau, American film producer/director
• Tommy Young (born 1947), American professional wrestling referee and retired professional wrestler
• Tommy Walker (events director) (1922–1986), American producer of live events
• Tommy Walker (worship leader), American composer and author

• Tommy Alexandersson (born 1948), Swedish mass murderer
• Thomas Gambino (born 1929), Italian-American mobster
• Tommy O'Connor (criminal) (1880–1951), American gangster, cop killer and fugitive
• Tommy Lynn Sells (1964–2014), American serial killer

• Tommy Douglas (1904–1986), Scottish-born Canadian politician, father of universal healthcare in Canada
• Tommy Osmeña (born 1948), Filipino politician, Mayor of Cebu City
• Tommy Suharto (born 1962), Indonesian politician
• Tommy Thompson (born 1941), American politician
• Tommy Walker (Australian politician) (1858–1932)

• Thommy Abrahamsson (born 1947), Swedish ice hockey player
• Tommy Alcedo (born 1976), Venezuelan road cyclist
• Tommy Asnip (1883–1918), English footballer
• Thommy Luke Boehlig (born 1976), German martial artist
• Tommy Boutwell (born 1946), American football player
• Tommy Brown (footballer, born 1896) (1896–1973), Scottish footballer
• Tommy Brown (footballer, born 1897) (1897–?), English footballer
• Tommy Brown (footballer, born 1906) (1906–after 1928), English footballer
• Tommy Brown (footballer, born 1921) (1921–1966), Scottish footballer
• Tommy Brown (baseball) (1927–2025), American Major League Baseball player
• Tommy Burns (Canadian boxer) (born Noah Brusso; 1881–1955), Canadian boxer and world heavyweight champion
• Tommy Burns (1922–2011), Australian boxer and welterweight champion Geoffrey M. Murphy
• Tommy Curtis (1952–2021), American basketball player
• Tommy Docherty (1928–2020), Scottish former footballer and football manager
• Tommy Edman (born 1995), American baseball player
• Tommy Ekblom (born 1959), Finnish long-distance runner
• Tommy Everidge (born 1983), American baseball player and coach
• Tommy Frevert (born 1986), American football player
• Tommy Giacomelli (born 1974), or simply 'Tommy', Brazilian association football player
• Tommy Green (footballer, born 1863) (1863–1923), English footballer
• Tommy Green (footballer, born 1873) (1873–1921), English footballer
• Tommy Green (footballer, born 1876) (1876–1958), English footballer
• Tommy Green (footballer, born 1893) (1893–1975), English footballer
• Tommy Green (footballer, born 1913) (1913–1997), English footballer
• Tommy Green (athlete) (1894–1975), British race walker
• Tommy Haas (born 1978), German tennis player
• Tommy Henry (American football) (born 1969), American football player
• Tommy Henry (baseball) (born 1997), American baseball player
• Tommy Hottovy (born 1981), American baseball player and coach
• Tommy Hudson (born 1997), American football player
• Tommy Hunter (baseball) (born 1986), American Major League Baseball pitcher
• Tommy Hunter (footballer) (1863–1918), English footballer
• Tommy Ivan (1911–1999), Canadian hockey coach and general manager
• Tommy Kahnle (born 1989), American baseball player
• Tommy Lasorda (1927–2021), American Major League Baseball manager and player
• Tommy La Stella (born 1989), American baseball player
• Tommy Lee (footballer) (born 1986), English goalkeeper for Chesterfield F.C.
• Tommy Lloyd (born 1974), American basketball coach
• Tommy Mellott, American football player
• Tommy Milone (born 1987), American baseball player
• Tommy Mulgrew (1929–2016), Scottish footballer
• Tommy Nance (born 1991), American baseball player
• Tommy Northcott (1931–2008), English footballer
• Tommy Paul (tennis) (born 1997), American tennis player
• Tommy Pham (born 1988), American baseball player
• Tommy Robredo (born 1982), Spanish tennis player
• Tommy Romero (born 1997), American baseball player
• Tommy Rybacki (born 1986), American football player and coach
• Tommy Sale (1910–1990), English footballer
• Tom Simpson (1937–1967), British cyclist
• Tommy Sørensen (born 1979), Danish badminton player
• Tommy Sugiarto (born 1988), Indonesian badminton player
• Tommy Suggs, American football player
• Tommy Stevens (born 1996), American football player
• Tommy Sweeney (born 1997), American football player
• Tommy Thevenow (1903–1957), American baseball player
• Tommy Togiai (born 1999), American football player
• Tommy Tolleson (born 1943), American football player
• Tommy Townsend (born 1996), American football player
• Tommy Tremble (born 2000), American football player
• Tommy Walker (winger) (fl. 1891–1893), English footballer
• Tommy Walker (footballer, born 1903) (1903–?), Scottish footballer
• Tommy Walker (footballer, born 1915) (1915–1993), Scottish football player and manager
• Tommy Walker (footballer, born 1923) (1923–2005), English footballer
• Tommy Walker (footballer, born 1964), Scottish footballer
• Tommy Walker (footballer, born February 1952), English footballer
• Tommy Walker (footballer, born March 1952), Scottish footballer
• Tommy Walsh (hurler, born 1983) (born 1983), Irish hurler
• Tommy Walsh (Kerry footballer) (born 1988), Gaelic footballer and Australian rules footballer
• Tommy Walsh (Wicklow Gaelic footballer), Gaelic footballer
• Tommy Watkins (born 1980), American baseball player and coach
• Tommy Whelan (1911–1974), American football player

• Tommy Brown (NAAFI assistant) (1926–1945), English recipient of the George Medal for helping to break the German Enigma code
• Thomas Ricketts (1901–1967), at age 17, the youngest soldier to be awarded the Victoria Cross as a combatant
• Tommy Pangcoga (born 1972), writer and non-government organization worker based in Mindanao
• Poltpalingada Booboorowie (c. 1830–1901), known as Tommy Walker, Australian Aboriginal personality
• Tommy Solomon (1884–1933), believed by most to have been the last true Moriori, the indigenous people of the Chatham Islands
• Tommy Walsh (builder) (born 1956), English celebrity builder

• Tommy (comics), former member of the Morlocks in the Marvel Comics universe
• Tommy, a character in The Karate Kid and Cobra Kai, who is a friend of Johnny
• Tommy Angelo, main protagonist from 2002 video game Mafia
• Tommy Carcetti, in the TV series The Wire
• Tommy Garvey, main character in HBO series The Leftovers played by Chris Zylka
• Tommy Gavin, lead character in the FX drama Rescue Me
• Tommy Jarvis, recurring character in the Friday the 13th franchise
• Tommy Judd, co-protagonist of the play Another Country by Julian Mitchell
• Tommy Monaghan, also known as Hitman, a super-powered assassin in DC Comics, created by Garth Ennis
• Tommy Oliver, one of the main characters from the Power Rangers TV series
• Tommy Pickles, main character in the Rugrats and All Grown Up! TV series
• Tommy Shelby, main protagonist in British television series Peaky Blinders
• Tommy Settergren, a Pippi Longstocking character
• Tommy Shepherd, a.k.a. Speed, a Marvel Comics superhero
• Tommy Solomon (3rd Rock from the Sun), one of the main characters from the sitcom
• Tommy Vercetti, the main protagonist from 2002 video game Grand Theft Auto: Vice City
• Tommy Walker (Brothers & Sisters), on the TV series Brothers & Sisters
• Tommy Westphall, on the TV series St. Elsewhere

• Tommi, Finnish given name
• Tommie, given name
• Tommy Robinson (disambiguation)