Meaning and name origin
Nikolai \n(i)-ko-lai\ as a boy's name is of Greek origin, and the meaning of Nikolai is "people of victory". Nikolai is a variant of Nicholas (Greek); biblical: one of seven "qualified men" in the first-century Christian congregation. Popular birth name.
Nikolai is not a popular first name for males but a somewhat popular surname or last name for all people (#46097 out of 88799, Top 52%) (Source: 2000 U.S. Population Census).
Displayed below is the baby name popularity of the name Nikolai for boys. Nikolai reached its highest rank of #536 in the U.S. in 2014 (Source: 2014 Birth Name Statistics).
Displayed below is a comparison of the popularity of the boy name Nikolai and its variant forms. Popular variation forms ranked in the Top 1000/100 are Nicholas (#57), Nikolai (#536) and Nicola. (Source: 2014 Birth Name Statistics).