Definitely not a broncos one but cute idea
Free Football Crochet Hat Pattern with chunky yarn
It's a Free Football Hat Pattern - this one is PERFECT for beginners and of course football season.
Ravelry:Free Football Beanie of Awesomeness pattern by Joni Memmott / BriAbby
Ravelry: Tunisian "Knit-Look" Crochet Football Headband Pattern with Flower -Tunisian Crochet Football Headband Pattern pattern by Kismet Crochet
An adorable crochet football hat pattern that features fun earflaps and lacing details.