Russian Meaning: The name Natalia is a Russian baby name. In Russian the meaning of the name Natalia is: Born at Christmas. American Meaning: The name Natalia is an American baby name. In American the meaning of the name Natalia is: Born at Christmas.Spanish Meaning: The name Natalia is a Spanish baby name. In Spanish the meaning of the name Natalia is: Birthday; especially the birthday of Christ.n Russian the meaning of the name Natalia is: Born at Christmas. American Meaning: The name Natalia is an American baby name. In American the meaning of the name Natalia is: Born at Christmas. Spanish Meaning: The name Natalia is a Spanish baby name.