The surname Fuszko is of Slavic origin. It may be derived from the Slavic word “fuz”, which means “fuzzy” or “fluffy”. It could have been used as a nickname for someone with fluffy hair or for someone who was considered ‘fuzzy’ or ‘fluffy’ in some other way.
It’s worth noting that surnames are often changed or altered in different countries and cultures, so it is possible that the spelling of the surname Fuszko may be different in various regions.