Ravelry: 127-46 Hat with large brim and crochet flower in "Lin" pattern by DROPS design
Great visuals for measuring head for to make a hat. In addition wonderful instructions are given to make an "any size, any yarn, and needles" hat. This is truly worth looking at.
25+ Free Crocheted Hat Patterns
Crochet headband (with pattern)
crochet PATTERN- Baby Newsboy Hat Newborn to 4T sizes also Made To Order
Hard Candy Beanie Crochet Pattern Baby Child by SweetKiwiCrochet, $2.99