| J. N. Donohoo | |
| State House1: | Arkansas |
| District1: | Phillips County |
| Alongside1: | Berry Coleman, T. M. Jacks |
| Term Start1: | January 8, 1877 |
| Term End1: | January 13, 1879[1] |
| Term Start2: | January 10, 1887 |
| Term End2: | January 9, 1893[2] |
| Alongside2: | R. B. Macon, James P. Clarke, S. L. Cook, John H. Carr, George W. Yancey, |
| Succeeded2: | redistricted |
| Birth Name: | Jacob N. Donohoo |
| Birth Date: | December 16, 1853 |
| Birth Place: | Cleveland, Tennessee, U.S. |
| Death Place: | Helena, Arkansas, U.S. |
| Resting Place: | Magnolia Cemetery, Helena, Arkansas, U.S. |
| Children: | Nina Donohoo |
| Party: | Republican |
| Residence: | Marvell, Arkansas |
Jacob N. Donohoo (December 16, 1853 – November 11, 1917) was an American state politician and banker in Arkansas.[3] He served several terms in the Arkansas House of Representatives after first winning election in 1876 when he was 22.[4] He helped fundraise for the Masonic Temple in Pine Bluff, part of the Sovereign Grand Lodge of Free and Accepted Masons.[5]
He was born in Cleveland, Tennessee. He moved to Arkansas in 1870. He married and owned a 160-acre farm in Marvell, Arkansas. He was a Republican and a Quaker.[4]
Donohoo also worked as an internal revenue collector and banker. Knoxville, Tennessee commercial artist LaRoy A. Tate was his grandson.[6]