Charity Kaluki Ngilu is a Kenyan politician and the second governor elected for Kitui County. She unsuccessfully vied to be President of the Republic of Kenya in 1997. She served as Minister for Health from 2003 until 2007 and Minister of Water and Irrigation from April 2008 to 2013. She also served as Cabinet Secretary for Land, Housing and Urban Development from 2013 until 2015.

Kitui County is a county in the former Eastern Province of Kenya with its capital and largest town being Kitui, although Mwingi is also another major urban centre. The county has a population of 1,136,187. and an area of 30,496 km2. It lies between latitudes 0°10 South and 3°0 South and longitudes 37°50 East and 39°0 East.