Nadaja is of Slavic origin, meaning 'hope'. It is a unisex name, though it's more commonly used for females. The name Nadaja has gained popularity in recent years, particularly in Eastern Europe and beyond. It's pronounced as /nɑːˈdɑː.jə/. Spelling variations include Nadaja, Nadega, and Nadija.
"The name Nadaja had ten instances of birth between 1997 and 1998."