| Gail Kopplin | |
| State Legislature: | Nebraska |
| District: | 3rd |
| Term Start: | 2005 |
| Term End: | 2009 |
| Predecessor: | Ray Mossey |
| Successor: | Scott Price |
| Birth Place: | Sterling, Nebraska, U.S. |
Gail Kopplin (May 20, 1939 – January 13, 2021) was a politician from the U.S. state of Nebraska. From 2005 to 2009, he represented the 3rd District in the unicameral Nebraska Legislature. Kopplin was a retired school administrator.
Kopplin was born in Sterling, Nebraska and graduated from Peru State College in 1966. He attended the University of Nebraska-Lincoln, earning an education specialist certificate in 1982 and a Master's degree in education in 1988.
He was elected in 2004 to represent the 3rd Nebraska legislative district. Kopplin sat on the Education and Natural Resources committees. In 2008, he lost a re-election bid to Scott Price.