Krishna Vasudeva may have been worshiped in 4 century BC as a monotheistic deity.
This article is to be incorporated in a separate section of Krishna article.
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While the name of the project is WikiProject Krishnaism in common language many seems to prefer a wider term "Vaishnavism", which however appeared to relate to Vishnu. Krishnaism is more of an academic term. On the other hand even one of the first Indologists to use the term, Albrecht Weber was to consider that that the essence of Krishnaism, bhakti or the principle of "God is love", was pre-Christian. There were and are many traditions where Krishna is worshiped and His names revered.