tvrdila
Tvrdila is a surname of Slavic origin. It is most commonly found in Croatia and Slovenia. The name is believed to be derived from the word "tvrd," meaning "hard" or "firm" in several Slavic languages. This could have referred to a person with a strong character, a builder, or someone who lived in a fortified place.
Variations of the surname may exist in different regions and across generations due to phonetic shifts and