| Orlando H. Manning | |
| Office: | Lieutenant Governor of Iowa |
| Termstart: | 1882 |
| Termend: | 1886 |
| Governor: | Buren R. Sherman |
| Predecessor: | Frank T. Campbell |
| Successor: | John A. T. Hull |
| State House2: | Iowa |
| District2: | 42nd |
| Term Start2: | 1876 |
| Term End2: | 1880 |
| Profession: | Lawyer |
| Birth Date: | 18 May 1847 |
| Birth Plce: | Abington, Indiana |
| Death Place: | Atlantic City, New Jersey |
| Party: | Republican |
Orlando Harrison Manning (May 18, 1847 - September 19, 1909) was an American politician.
Born in Abington, Indiana, Manning moved with his family to Iowa. He eventually studied law and settled in Carroll, Iowa, to practice law. Manning served in the Iowa House of Representatives 1876-1880 and as Lieutenant Governor of Iowa 1882–1886 serving under Governor Buren R. Sherman. Later he practiced law in Denver, Colorado, Topeka, Kansas, Chicago, Illinois, and New York City. He died in Atlantic City, New Jersey.[1] [2]
Orlando H. Manning is the namesake of Manning, Iowa.[3]