Francis A. Chenoweth (May 24, 1819 – November 29, 1899) was an American lawyer and politician in the Pacific Northwest. A native of Ohio, he lived in Iowa and Wisconsin before immigrating to the Oregon Territory. There he served in the legislature of the Oregon Territory and then the Washington Territory, including serving as Speaker of the Washington House of Representatives. A Democrat, he then served on the Washington Supreme Court before returning to Oregon where he was elected to the Oregon House of Representatives and was selected as Speaker of the body for one session.