This is a list of singles released by Katy Perry.

Singles

• From Katy Hudson (2001):
  • "Trust in Me" (2001)

• From One of the Boys (2008):
  • "I Kissed a Girl" (2008)
  • "Hot N Cold (2008)
  • "Thinking of You (2009)
  • "Waking Up in Vegas (2009)

• From Teenage Dream (2010):
  • "California Gurls" (feat. Snoop Dogg — 2010)
  • "Teenage Dream" (2010)
  • "Firework" (2010)
  • "E.T." (feat. Kanye West — 2011)
  • "Last Friday Night (T.G.I.F)" (2011)
  • "The One That Got Away" (2011)

• From Teenage Dream: The Complete Confection (2012):
  • "Part of Me" (2012)
  • "Wide Awake" (2012)

eSingles

• From One of the Boys (2008):
  • "Ur So Gay" (2007)

• From Teenage Dream (2010):
  • "Not Like the Movies" (iTunes Exclusive — 2010)
  • "Circle the Drain" (iTunes Exclusive — 2010)
  • "E.T." (iTunes Exclusive — 2010)