| Office: | Member of Parliament for the Makueni Constituency |
| Predecessor: | Kivutha Kibwana |
| Successor: | Daniel K. Maanzo |
| Termend: | 2013 |
| Termstart: | 2007 |
| Birth Date: | 20 February 1951 |
| Birth Place: | Nairobi, Kenya |
Peter Kiilu (died 19 May 2020)[1] was a Kenyan politician. In the 2007 Kenyan parliamentary election, he was elected to the National Assembly of Kenya as a member of the Orange Democratic Movement-Kenya (later the Wiper Democratic Movement) representing the Makueni Constituency. In the 2013 Kenyan general election, he ran on the National Rainbow Coalition (NARC) ticket. Daniel K. Maanzo defeated him.[2]