Who Is Josh Allen's Girlfriend All About Brittany WilliamsJosh Allen brother is a talented athlete in his own right. He follows in the footsteps his famous brother has accomplished in football. While Allen has made a name for himself as a quarterback in the NFL, his sibling chose a different route. However, Josh Allen brother is determined to carve out his own legacy in the world of sports. Having passion and innate abilities, he strives to succeed in his chosen field just like his accomplished brother. Whether playing in the same division or not, Josh Allen brother remains a source of inspiration and encouragement for Josh, rooting for him from the sidelines.