"My Number One" is a song by Helena Paparizou that won the Eurovision Song Contest.

My Number One may also refer to:

• My Number One (album), an alternative title for Protereotita, an album by Helena Paparizou containing the song "My Number One"
• "My Number One" (Luv' song), 1980

See also

• "He's My Number One", a 1980 song by Christie Allen
• "My Number One Doctor", an episode of the TV series Scrubs
• "You're My Number One", a 1999 song by S Club 7
• Number One (disambiguation)