De or het strafcornerspecialist?

The correct Dutch article is:

de strafcornerspecialist

Rule Words ending in -ist: almost always de. See the rule

How to use strafcornerspecialist

the strafcornerspecialistde strafcornerspecialist
this strafcornerspecialistdeze strafcornerspecialist
that strafcornerspecialistdie strafcornerspecialist
our strafcornerspecialistonze strafcornerspecialist
your strafcornerspecialistjouw strafcornerspecialist
every strafcornerspecialistelke strafcornerspecialist
which strafcornerspecialist?welke strafcornerspecialist?
a big strafcornerspecialist / the big strafcornerspecialisteen grote strafcornerspecialist, de grote strafcornerspecialist