Matthew Armstrong

Matthew or Matt Armstrong may refer to:


 * Matthew Armstrong (Australian footballer) (born 1967), Australian rules football player
 * Matthew Armstrong (English footballer) (1919–1941), English football wing half killed in action in the Second World War
 * Matt Armstrong (1911–1995), Scottish footballer
 * Matthew John Armstrong (born 1973), American actor
 * Matthew Armstrong, designer of the 2009 video game Borderlands