Declan Donnelly is a national treasure, working alongside his on-screen partner Ant McPartlin for over 20 years. And while the Saturday Night Takeaway presenter no doubt considers Ant part of his family, Dec has quite a large family of his own.READ: Behind Her Eyes star Eve Hewson has very famous dadIf you've ever wondered who's in the Donnelly family, then fear not as we've done some investigating.
Here's everything you need to know...WATCH: Ant and Dec delight fans with epic throwback in teaser clipDec was born in Newcastle upon Tyne in 1975 to parents Alphonsus Donnelly and Anne Donnelly.
The presenter's parents originally lived in Londonderry, Northern Ireland, but moved over to Newcastle in the 1950s.MORE:7 brilliant shows and films.
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