Janeva is of Slavic origin, derived from the ancient Byzantine name 'Ianina', which was formed from the male name 'Ioannes'. It means 'God is gracious' and was popular among the South Slavs during the Middle Ages. The name gained prominence through members of the Nemanjić dynasty, early rulers of Serbia.
The name Janeva experienced varying popularity over the past century, with peaks occurring more recently. Between 1916 and 2023, there were a total of 379 births registered with the name Janeva. The most popular years for the name were 2021 (16 births) and 2014 (13 births), while the least popular years included 1980 and several other decades where only 5 births occurred annually.