Board Thread:Speculation House/@comment-3146930-20150210212917/@comment-25555436-20150211005210

So basically, Ozpin is as old as the Ancient of Days, or almost as old as him, and he created the Grimm, and ended up regretting it, as such considering it a bigger mistake than any mistake done by any other man, woman or child.

And also Ozpin has the ability of eternal youth starting from his 40s or 50s. Either that or he's albino.