Wainaina

Wainaina is a surname. Notable people with the surname include:


 * Angel Wainaina (1983–2009), Kenyan actress, radio presenter and rapper
 * Binyavanga Wainaina (1971–2019), Kenyan writer
 * Catherine Wainaina (born 1985), Kenyan beauty pageant winner
 * Eric Wainaina (musician) (born 1973), Kenyan singer-songwriter
 * Erick Wainaina (born 1973), Kenyan marathon runner
 * Fidelis Wainaina, Kenyan activist
 * Njoki Wainaina