Jean-Jacques Louis Philippe Guerrier (December 19, 1757 – April 15, 1845) was a career officer and general in the Haitian Army who became President of Haïti on May 3, 1844. He died in office on April 15, 1845.A respected soldier, Guerrier had successfully commanded the southern black army during the Haitian Revolution. After Haiti became independent, he retired from active service and became a plantation owner.