Kuaima Isaac Riruako (born Issaskar Kakuremdiro; 24 April 1935 – 2 June 2014) was a Namibian politician. He served as a National Unity Democratic Organisation (NUDO) representative in Parliament. He was the President of NUDO and its presidential candidate in the 2004 presidential election. He placed fourth with 4.23% of the national vote. He was also the paramount chief of the Herero people from 1978.