Odysseus as a middle is fine - most people are unaware of others middle names.
It's Jacob Rees Moggs lad Sixtus I feel sorry for - double whammy of unusual Latin name and close in sound for kids to "Sex(t)us" (plus his siblings mostly have more normal/commonplace names to be extra unfair, even Anselm is much more liveable). Frank is positively boring/safe in comparison!