“The title last season felt unforgettable as the club was waiting for it so long,” De Boer told reporters on Wednesday. “But this one is more special for me and my staff,” added the coach, who took over from Martin Jol in December 2010.
Having been sixth in the league trailing PSV Eindhoven by eight points after 20 games, Ajax put together a run of 13 straight wins and lifted the championship with a match to spare. They have 73 points, six more than arch-rivals Feyenoord.
Feyenoord remain second, in a Champions League qualification place, following a 4-1 win over Heracles Almelo, one ahead of PSV Eindhoven, who were 5-0 winners over ADO Den Haag.
Otman Bakkal scored from a rebound after a Ruben Schaken effort which hit the post and three goals within 11 minutes from Jerson Cabral, Sekou Cisse and Schaken sealed Feyenoord’s win. Jeremain Lens opened the scoring for PSV midway through the first half, while Toivonen added two against Den Haag who had Kevin Visser sent off in the final minute.
Heerenveen climbed to fourth with 64 points as they fought back from 2-0 down to beat Twente Enschede 4-3. Twente, who won the Dutch title in 2010, are sixth with 60 points and condemned to join the play off for a Europa League berth.