Carnarvon United Football Club was a football team from Caernarfon, Gwynedd.
The club was formed in 1906 after a merger by Caernarvon Celts and Caernarvon RWF (Royal Welsh Fusiliers).
[1] In 1909 the club won both the Welsh and North Wales Amateur Cups.
The club also played in the Welsh Cup.
After World War I, the demobilised United players formed a new club (Caernarvon Athletic), a precursor of the current club Caernarfon Town.