1-2-3
1-2-3; 1, 2, 3; or One, Two, Three may refer to:

Brands
1-2-3 (fuel station), in Norway
Lotus 1-2-3, a computer spreadsheet program
.123, a file extension used by Lotus 1-2-3
Jell-O 1-2-3, a dessert

Film, TV and books
One, Two, Three, a 1961 film by Billy Wilder
One Two Three, a 2008 comedy film
123 (film), a 2002 Tamil romantic comedy
One, Two, Three and Away!, a set of children's stories by Sheila K. McCullagh

Music
1,2,3, a band from Pittsburgh later reformed as Animal Scream
1-2-3, a band from Edinburgh later known as Clouds
One, Two, Three, a 1980s electronic disco group produced by Bobby Orlando

Albums
1-2-3 (APO Hiking Society album)
1-2-3 (Howling Hex album)
I-II-III (Icon of Coil albums), a set of three albums released in 2006
Uno Dos Tres 1•2•3, a 1966 album by Willie Bobo

Songs
"1-2-3" (Len Barry song), 1965
"1, 2, 3" (Sofía Reyes song), 2018
"1-2-3" (The Chimes song), 1990
"1-2-3" (Gloria Estefan and Miami Sound Machine song), 1988
"1, 2, 3!" (Seungri song), 2018
"1. 2. 3. ...", a 2006 song by Bela B. and Charlotte Roche from the album Bingo
"123" (Nikki Laoye song), 2012
"1 2 3" (Moneybagg Yo song), 2020
"One, Two, Three" (Ch!pz song), 2005
"One Two Three / The Matenrō Show", a 2012 song by Morning Musume
"One, Two, Three, Go!", a 2008 song by Belanova
"One Two Three", a 2012 song by E-girls
"1-2-3! (Train with Me)", a song by Playahitty

Other uses
A 1-2-3 inning, in baseball

See also
123 (disambiguation)
1 + 2 + 3 + 4 + ⋯
Raz, Dwa, Trzy, Polish music band
Raz, dwa, trzy (newspaper), Polish sports weekly
"(Un, Dos, Tres) María", a 1995 song by Ricky Martin
Un, dos, tres... responda otra vez, a Spanish game show