Dirty Ioan Share definition Flag A Dirty Ioan is a strong welsh boy who has sex with many people including Dirty Marian, He is tall and very muscular. Girl: Hey look at that fit boy Girl 2: Don’t bother he belongs to Dirty Marian he’s Dirty Ioan Dirty Ioan by Dirty Ioan May 10, 2020 0 0 Get merch Get the Dirty Ioan mug. Buy Now — $32.95 See more merch