Michael Brian Dugan (born August 19, 1963) is an American politician who served in the Georgia State Senate representing the 30th District from 2013 to 2024. He was the Republican Majority Leader from 2019 to 2023.
In 2024, Dugan was a candidate in Georgia's 3rd congressional district. He announced his candidacy on January 3, 2024. he was defeated in the Republican primary by former White House Political Director Brian Jack.