Who was the first missionary to come to east africa?

The first missionary to come to East Africa was Johann Ludwig Krapf, a German Lutheran missionary. He arrived in the region in 1844 and was part of the Church Missionary Society. Krapf's work focused on spreading Christianity and he is also known for his efforts in linguistic studies, including the development of writing systems for local languages. His pioneering efforts paved the way for further missionary activities in East Africa.