Ruth Ndulu Maingi (an haife ta ranar 22 ga Mayu 1983), yar wasan kwaikwayo ce ta Kenya. An fi saninta da rawar da ta taka a cikin fina-finan 18 Hours, The Distant Boat and Midlife Crisis . An haife ta a ranar 22 ga Mayu 1983 a Machakos, Kenya a matsayin ta huɗu a iyalinta tare da ƴan uwa shida. Ta yi makarantar sakandare ta Kathiani da Township Muslim Primary School a Machakos don neman ilimi. Ta kammala karatun ta na difloma a fannin inshora bayan ta kammala karatun sakandare. Ta fara haskawa a matsayin mai rawa. Amma, daga baya ta koma taka rawar kwaikwayo don cimma burinta kuma ta shiga Makarantar Koyar da Wasanni na Kenya (wato Kenya National Theatre Performing Arts School) na tsawon shekaru biyu. A cikin 2007, ta shiga Kigezi Ndoto Musical Theatre Performances. Sannan a cikin 2008, ta koma Indiya kuma ta fito a shirin Sauti Kimya da kuma Githa. A 2011 ta fara fitowa a fim a yayinda ta fara fim dinta na farko wato The Marshal of Finland. A cikin wannan shekarar, an zaɓi ta don jagorancin jagora a cikin jerin talabijin Lies that Bind, wanda ya sa ta fara fitowa a talabijin.