Simplify the following text for a Grade 12 native English-speaking person.
Original: Darren Kenneth Matthews ( born May 10 , 1968 ) , is an English professional wrestler and color Commentator currently signed to World Wrestling Entertainment and competing on the Raw brand under the ring name William Regal .
Simplified: Darren Kenneth Matthews ( born May 10 , 1968 ) also known by his ring name William Regal , is an English professional wrestler , currently signed to the World Wrestling Entertainment on its SmackDown brand .