River Brian Zach Allen (born 7 October 1995) is an English footballer who plays as a midfielder for Tiverton Town.

[4] In March 2015, after completing a month-long loan at Gosport Borough in the Conference South,[5] Allen signed for Southern League club Truro City until the end of the 2014–15 season.

[11] In February 2016, Allen returned to Cornwall and signed for South West Peninsula League Premier Division side Bodmin Town.

In August 2020, he announced that he was leaving Tiverton due to work commitments, as he had started a new career as a trainee financial advisor and could not devote the necessary time to travelling.

[15] He subsequently dropped down a couple of divisions to play for South West Peninsula League side Plymouth Parkway for the 2020–21 season before it was curtailed.