John Richard Barnes (July 28, 1833 – January 21, 1919) served in the first Utah State Senate.
Barnes was a native of Sandy, Bedfordshire, England.
He joined the Church of Jesus Christ of Latter-day Saints in 1848.
He was a member of Utah's 1895 Constitutional Convention and elected as a Democrat to the State Senate that same year.
He was also a director of Zion's Cooperative Mercantile Institution.