Katie is an English feminine name. It is a pet form of Katherine (Katherine (given name)), Kate, Kaitlynn and their related forms. It is frequently used on its own. It may refer to:

In sports: * Katie, the Los Angeles Angels of Anaheim Rally Monkey *Katie Hnida, American NCAA football player *Katie Hoff, American Olympic swimmer *Katie Thorlakson, Canadian football (soccer) forward

In fiction:

* Katie, girlfriend of the KDE-dragon Konqi * Katie, character from Total Drama Island and Total Drama Action * Katie Bell, character from the Harry Potter series by J.K. Rowling * Katie Sugden, character in the ITV soap opera Emmerdale * Katie Walker (Time Force Power Rangers#Katie Walker), the Yellow Time Force Ranger in Power Rangers: Time Force

In television and film:

* Katie Brown, American television show host * Katie Cassidy, American singer and actress * Katie Finneran, American actress * Katie Griffin, Canadian actress, voice actress, and singer * Katie Holmes, American television and film actress * Katie Hopkins, the self-proclaimed "Pantomime Villain" of the third series (The Apprentice (UK Series Three)) of The Apprentice (UK) * Katie Lai, Canadian actress who starred in Degrassi: The Next Generation and Super Rupert * Katie Leung, Scottish actress * Katie Tippel, 1975 film by Paul Verhoeven * Katie (monkey), animal who played Marcel in the series Friends

In modeling: * Katie Price, British model better known as "Jordan"

In literature:

* Katie Couric, American journalist * Katie Hafner, American journalist * Katie.com, autobiographical book which details how author Katie Tarbox was stalked and almost molested at age 14 by Frank Kufrovich

In music:

* Katie Kissoon (Mac and Katie Kissoon), English singer * Katie Melua (born 1984), Georgian singer * Katie Underwood, Australian singer-songwriter * KT Tunstall, Scottish singer * Katie White, English singer and front-woman of The Ting Tings