Kenneth S. Ulman is an American attorney, businessman, and politician who has served as the chair of the Maryland Democratic Party since 2023. He previously served as the county executive of Howard County, Maryland from 2006 to 2014 and represented the 4th district of the Howard County Council from 2002 to 2006. Ulman was the Democratic nominee for lieutenant governor of Maryland in the 2014 Maryland gubernatorial election, in which he and Lieutenant Governor Anthony Brown were defeated by Republican businessman Larry Hogan and Boyd Rutherford. Following his defeat, Ulman founded his own consulting company, Margrave Strategies.

The Maryland Democratic Party is the affiliate of the Democratic Party in the state of Maryland, headquartered in Annapolis. The current acting state party chair is Kenneth Ulman. It is currently the dominant party in the state, controlling all but one of Maryland's eight U.S. House seats, both U.S. Senate seats, all statewide executive offices and supermajorities in both houses of the state legislature.