• Qabbala
• Qal'at Rabah
• Quadrate
• Quartered
• Quarter-pierced
• Quebec ⚐
• Queen Eleanor
• Queen Elizabeth II
• Quentin
• Quill

⚐ denotes cross on the flag of a nation or region
+ denotes cross on the emblem of a church or denomination

There are countless more. We are continually updating information on all these crosses and adding more as they become known to us.