Yay! I first used just the first four letters of your name; but then I realized that there were so few repeat letters you might give up due it being too much bother; though I did think using the whole name would prolly make it too easy. No, I didn't need to ask! laugh You're the first person I've ever made up a cryptogram for--it was harder that I thought it was going to be, for the reason you cited. It took me till the fourth proofreading to realize I'd left a letter out of your name!

Olly, I read yours as "i zjigt owz iz"...?

I saved the substitution I made up. It's
ABCDEFGHIJKLMNOPQRSTUVWXYZ
QOFETWHZCBPKJVGYALMXDRISUN