| Calvin Hultman | |
| State Senate: | Iowa |
| Term Start: | January 8, 1973 |
| Term End: | January 9, 1983 |
| District: | 49th |
| State Senate1: | Iowa |
| Predecessor: | Gene W. Glenn |
| Successor: | Jack W. Hester |
| District1: | 47th |
| Term Start1: | January 10, 1983 |
| Term End1: | January 13, 1991 |
| Predecessor1: | Richard Ramsey |
| Successor1: | Derryl McLaren |
| Birth Name: | Calvin Oscar Hultman |
| Birth Date: | 24 May 1941 |
| Birth Place: | Omaha, Nebraska, U.S. |
| Death Place: | McKinney, Texas, U.S. |
| Father: | Oscar Hultman |
| Party: | Republican |
| Occupation: | Businessman, lobbyist |
| Spouse: | Mary Ellan |
| Children: | Calvin Oscar II, Daniel Andrew Oscar, Christopher Oscar James |
| Alma Mater: | Iowa State University |
Calvin Oscar Hultman (May 24, 1941 – October 19, 2017) was an American politician in the state of Iowa.
Hultman was born in Omaha, Nebraska and attended Iowa State University and Dana College. He lived in Stanton, Iowa (1941–1971), Red Oak, Iowa (1971–1991), Des Moines, Iowa (1991–2014) and McKinney, Texas until the time of his death. He spent his summers in Moose, Wyoming and later had a summer home in Dubois, Wyoming. Hultman was in the retail and lumber business, as well as realty, and became a lobbyist after he retired from the state Senate. Hultman served in the Iowa Senate from 1973 to 1991, as a Republican.[1] He died of cancer in McKinney, Texas in 2017.[2] [3]