The Leeds Rhinos legend, now playing for Yorkshire Carnegie, was an overwhelming winner of our readers’ poll, grabbing 73 per cent of the vote.
Yorkshire and England star Joe Root came in second, with Leeds snooker player David Grace in third.
A delighted Sinfield said: “I am honoured and humbled.
“I’d like to thank everyone who voted and my team-mates.
“Any success I have is due to them.”
We’d like to take this opportunity to thank the many hundreds of you who voted, we hope you;ve enjoyed our coverage of all the stars below throughout what has been a mdemorable year for all of them.
Final placings for The Yorkshire Post Sports Hero 2015 poll ...
1. Kevin Sinfield
2. Joe Root
3. David Grace
4. Zak Hardaker.
5. Lizzie Armitstead
6. Jason Gillespie
7. Andrew Gale
8= Jessica Ennis-Hill
8= Danny Willett
10. Jamie Vardy
11. Matt Fitzpatrick
12. Hannah Cockroft.