Tim Armstrong (disambiguation)

Tim Armstrong may refer to:


 * Tim Armstrong (born 1965), American musician and songwriter.
 * Tim Armstrong (cricketer) (born 1990), Australian cricketer
 * Tim Armstrong (executive) (born 1970), founder and CEO of dtx, former CEO of AOL and Oath Inc.
 * Tim Armstrong (politician) (1875–1942), New Zealand politician of the Labour Party
 * Tim Armstrong (ice hockey) (born 1967), Canadian ice hockey player
 * Tim Armstrong (writer) (born 1967), Gaelic singer and novelist
 * a television series character