This printable doorknob hanger template can be decorated however you wish, with whatever text and/or design you choose. Either print on colorful paper...
One of my favorite Bible stories to make crafts for is the story of Noah's ark, There are dozens and dozens of ideas you can play off of. The rainbow, the ark, the dove, Noah himself. Here's a cute...
Don't Bug Me Door Hanger
Laser Engraved Wooden Dragon & Knight "Do Not Disturb"/"Welcome" Doorknob Hanger
Great idea/instructions on how to convert old knobs so you can use them for wall hangers!
Ornament doorknob hangers. One ornament + ribbon.
Karima's Crafts: Islamic Doorknob Hangers - 30 Days of Ramadan Crafts
Great idea for a community/apartment building/dorms/etc.
Fat Cat 18-inch Doorknob Hanger Cat Toy