Clarke (October 2, 1807 – March 25, 1858) was an educator, missionary, and settler first on the North Tualatin Plains which would become Glencoe, Oregon and then on the West Tualatin Plains that would become Forest Grove, Oregon, United States.
A native of Vermont, he moved to Oregon Country in 1840 where he participated at the Champoeg Meetings May2, 1843, and helped to found Tualatin Academy that later became Pacific University.
Clarke also worked for the Methodist Mission and was a chaplain for the Provisional Legislature of Oregon in 1845.