Jacques de Laval was a French priest and missionary born in 1803. He is best known for his work in the island of Madagascar, where he played a significant role in spreading Christianity. Laval dedicated his life to education and social reform, establishing schools and healthcare facilities to support the local population. In 1866, Laval founded the Congregation of the Holy Spirit, which focused on missionary work in various regions. His efforts contributed to the growth of the Catholic Church in Madagascar, and he is remembered for his commitment to improving the lives of the Malagasy people through faith and service.