Arne Slot is the first to win the top flight in England where many of his compatriots have suffered dents to their reputations over the years.
The 64-year-old Dutchman is the first non-Pole to coach Poland's national team.
Cristiano Ronaldo will play no part in Real Madrid's game against Deportivo La Coruna on Saturday after the prolific Portuguese forward was left out of the squad on Friday.
Defender Gerard Pique grabbed a rare winner and Lionel Messi scored yet another beauty as Barcelona came from behind to beat Sevilla 2-1 at the Nou Camp on Sunday and reclaim an eight-point lead at the top of La Liga.