Kammala wannan magana: Ya kasance memba na yau da kullum na tawagar kwallon kafa ta Denmark tun lokacin da ya fara a shekara ta 2001, kuma ya buga wasanni 92, ya zura kwallaye shida a kasarsa. Ya wakilci Denmark a gasar cin kofin duniya ta 2002 FIFA, 2010 FIFA World Cup da
Gasar zakarun Turai ta 2004. An kira Poulsen 2001 Danish "Under-21 Player of the Year", kuma ya lashe kyautar Danish "Player of the Year" a shekarar 2005 da 2006; na farko da ya lashe shekaru biyu a jere.