Hans mor, Paula Flores, er fra [[Puerto Rico]], <ref name="Bboys2">{{cite book|last=Netter|first=Matt|title=Backstreet Boys*Aaron Carter|url=https://archive.org/details/backstreetboysaa0000nett|publisher=Pocket Books|year=januar 1999|location=New York|page=[https://archive.org/details/backstreetboysaa0000nett/page/79 79]|isbn=0-671-03539-8}}</ref> og hans afdøde far, Hoke Dorough, var en irsk amerikansk mand. Howie Dorough er den yngste af fem søskende. <ref>"[http://telebisyon.net/balita/Will-Jennylyn-let-Patrick-see-their-son/artikulo/31881/ Will Jennylyn let Patrick see their son?] {{Webarchive|url=https://web.archive.org/web/20121018095152/http://telebisyon.net/balita/Will-Jennylyn-let-Patrick-see-their-son/artikulo/31881/ |date=18. oktober 2012 }}"</ref>
Levende_personer Kunst Musik