Guam national under-23 football team

Guam Under-23
NicknameMatao (The Noblemen)
AssociationGuam Football Association
ConfederationAFC (Asia)
Sub-confederationEAFF (East Asian)
Head coachDominic Gadia
First colors
Second colors
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First international
 Guam 6–2 Northern Mariana Islands 
(Dededo, Guam; 20 July 2019)
Biggest win
 Guam 6–2 Northern Mariana Islands 
(Dededo, Guam; 20 July 2019)
Biggest defeat
 United Arab Emirates 13–0 Guam 
(Abu Dhabi, United Arab Emirates; 3 September 2025)

The Guam national under-23 and Olympic football team represents Guam, an overseas territory of the United States at the international under-22 and under-23 football competitions. It is controlled by the Guam Football Association and is affiliated with the Asian Football Confederation's East Asian Football Federation region.

The team's current head coach is former Guamanian international Dominic Gadia.