The midfielder has been included on the six-person shortlist for the prize and is up against Lewis Hamilton, Stuart Broad, Hollie Doyle, Ronnie O'Sullivan and Tyson Fury.
To vote for Henderson online, click here. You will need to sign in to a BBC account. Online votes are limited to one per registered account. You can register here.
If you want to vote by phone, call 6 22 82 05 from a mobile or 09015 22 82 05 from landline.
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