Bergeron, who won the award last year, was the NHL's top face-off man this season, winning 62.1 per cent of his draws. He ranked sixth overall and led the Bruins in plus-minus with a plus-24 rating and played an average of 2:12 per game with his team short-handed.
Datsyuk, a three-time Selke winner, tied with Toews for the league lead in takeaways with 56, topped the Red Wings in plus-minus at plus-21 and posted a 55 per cent face-off winning percentage.
Toews, a Selke finalist for the second time, finished third in the NHL in plus-minus with a career-high plus-28 rating and placed second in the NHL in face-off winning percentage with 59.9 per cent.
The winner will be announced during the Stanley Cup final.