VARDANES II. rebelled against his father Vologaeses I. in A.D. 54 (Tac. Ann. xiii. 7). We know nothing more about him and it is not certain whether the coins of a young beardless king, which are generally attributed to him, really belong to him (Wroth, Catalogue of the Coins of Parthia, p. L. ff.).
Note - this article incorporates content from Encyclopaedia Britannica, Eleventh Edition, (1910-1911)