Iakov is a variant of the name Jacob (Dutch, English, German, and Scandinavian) in the Greek and Russian languages.
Iakov is also a variant of the name Yakov (Russian, Hebrew, and Slavic) in the Russian language.
Iakov is not commonly used as a baby boy name. It is not listed within the top 1000. In 2018, among the family of boy names directly related to Iakov, Jacob was the most regularly used.
† English pronunciation for Iakov: Y as in "you (Y.UW)" ; AA as in "odd (AA.D)" ; K as in "key (K.IY)" ; V as in "vow (V.AW)"