Gronkjaer has been selected in Danish coach Morten Olsen's 18-man squad for the game in Poznan on Wednesday, August 18th.
Full Squad: Thomas Sorensen (Aston Villa), Stephan Andersen (Charlton Athletic), Kasper Bogelund (PSV Eindhoven), Thomas Helveg (Norwich City), Niclas Jensen (Borussia Dortmund), Per Kroldrup (Udinese), Martin Laursen (Aston Villa), Brian Priske (Racing Genk), Thomas Gravesen (Everton), Claus Jensen (Fulham), Christian Poulsen (Schalke 04), Nicolai Stockholm (OB Odense), Jesper Gronkjaer (Birmingham City), Martin Jorgensen (Udinese), Peter Madsen (VfL Bochum), Kenneth Perez (AZ Alkmaar), Dennis Rommedahl (Charlton Athletic), Jon Dahl Tomasson (AC Milan).