| The Honorable | |
| David Haggan | |
| Term Start1: | December 7, 2022 |
| Predecessor1: | Michael F. Brennan |
| State House1: | Maine |
| District1: | 36th |
| Term Start2: | December 2016 |
| Term End2: | December 7, 2022 |
| Successor2: | Poppy Arford |
| State House2: | Maine |
| District2: | 101st |
| Education: | University of Maine (BS) |
| Residence: | Hampden, Maine, U.S. |
| Profession: | teacher |
| Party: | Republican |
| Spouse: | Kimberly[1] |
| Children: | 2 |
David G. Haggan is an American politician who has served as a member of the Maine House of Representatives since December 2016.
Haggan was first elected to the 101st in the 2016 Maine House of Representatives election. He was reelected in the 2018 Maine House of Representatives election and the 2020 Maine House of Representatives election. He was redistricted to the 36th district in the 2022 Maine House of Representatives election.[2]
Haggan earned a Bachelor of Science from the University of Maine in 1989. He has worked as a middle school social studies teacher in Regional School Unit 22.[3]