The female first name Anja is a Russian diminutive of Anna / Anne.
The name is also used in Scandinavia and Slovenia.
In the English-and Spanish-speaking world, especially the alternative spelling Anya is in use.
The name day is July 26th.
The name Anja was in the first half of the 20th century very widespread in Germany. In the fifties, he became rapidly popular. From the mid-sixties to the early eighties he was often among the ten most awarded girl name of each year. In the nineties, his popularity is then dropped sharply.