Nimrata "Nikki" Haley
American politician, governor of South Carolina and UN ambassador
Yolande Cornelia "Nikki" Giovanni Jr.
American poet
Jacek Rotmil
Russian art director
Jacek Sempoliński
Polish painter
Jacek Karpiński
Polish computer engineer
Jacek Wilk
Polish politician
Jacek Lachowicz
Polish musician n band Scianka