Lucy Muthoni Kibaki (1940 – 26 April 2016) was a Kenyan socialite and philanthropist. She was the wife of former Kenyan President Mwai Kibaki. They were married in 1962. She was the First Lady of Kenya from 2002 to 2013. Kibaki was known for supporting disadvantaged and disabled people. She chaired the Organization of the 40 African First Ladies Against HIV/Aids.