Meaning and name origin
Nikki \n(ik)-ki\ as a girl's name (also used as boy's name Nikki), is pronounced NIH-kee. It is of English origin. Short form of Nicole. Nic- and Nik- variants are used in many cultures. Nikki (NEE-kee) is also a Japanese surname probably meaning "two trees".
For more information, see also the related girl name Nicolette.
There is 1 masculine form of Nikki: Nick.
Nikki is a very popular first name for females (#540 out of 4276, Top 13%) but an uncommon surname or last name for all people (Source: 2000 U.S. Population Census).
Displayed below is the baby name popularity of the name Nikki for girls. Nikki reached its highest rank of #247 in the U.S. in 1970-1979 (Source: 2014 Birth Name Statistics).
Displayed below is a comparison of the popularity of the girl name Nikki and its variant forms. Popular variation forms ranked in the Top 1000/100 are Nicole (#129), Nikki, Nikita, Nicolette, Nicki and Niki. (Source: 2014 Birth Name Statistics).