1734-1820. Co-founder of the London Missionary Society and trustee-executor of Lady Huntingdon. Son of a Redruth solicitor, he attended Truro Grammar School during the mastership of George Conon, through whom he was first introduced to the doctrines of the evangelical revival. He was converted and called to the ministry under Samuel Walker, curate of St. Mary's. At Oxford he started a second holy club among the undergraduates, and later served as curate to Joseph Jane at St. [[Mary Magdalene]]. After assisting Martin Madan, chaplain to the Lock Hospital in London, Haweis took the living of All Saints, Aldwincle, Northamptonshire, in 1764. His church quickly became a center of evangelical influence throughout the area. In 1774 he was appointed chaplain to Lady Huntingdon. When the London Missionary Society was formed in 1795 he was instrumental in ensuring that Tahiti was the first field to be evangelized.