Njoki is a given name and surname. Notable people with the name include:
Given name Njoki Muhoho, Kenyan producer and filmmaker Njoki Susanna Ndung'u, Kenyan lawyer and judge Njoki Ngumi, Kenyan filmmaker and doctor Njoki Wainaina, Kenyan gender and development consultant Njoki Wamai, Kenyan academic
Surname Irene Mrembo Njoki (born 1975), Kenyan politician Mary Njoki (born 21989), Kenyan businesswoman