Byrne, 17, impressed during his first year in senior football last season with Runcorn Town.
Formerly with the Tranmere Rovers youth academy, he has featured in all of the club's pre-season games to date.
Byrne joins former Morecambe youth forward Jamie Nicholson in arriving at Townfield this week as the Greens ramp up preparations ahead of the new campaign.
Photo credit: 1874 Northwich
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