Mwangangi is a surname of Kenyan origin that may refer to:
Caleb Mwangangi Ndiku (born 1992), Kenyan middle-distance runner and 2012 African champion Jimmy Mwangangi Muindi (born 1973), Kenyan marathon runner and six-time winner of the Honolulu Marathon John Nzau Mwangangi (born 1990), Kenyan long-distance runner and 2011 African cross country champion Jonathan Mwangangi Mueke (born 1976), Kenyan politician
Telvin mwangangi puccianti (Born 1996), kenyan travelers dancer
See also Mwangi, a similar Kenyan name