David John Trone (born September 21, 1955) is an American politician and businessman serving as the U.S. representative for Maryland's 6th congressional district. The district includes most of the western third of the state, but the bulk of its population is in the outer northern suburbs of Washington, D.C. Trone founded and co-owns Total Wine & More with his brother, and served as the company's president until December 2016.In 2016, Trone spent more than $13 million of his own money on his unsuccessful Democratic primary campaign to succeed Chris Van Hollen in Maryland's 8th congressional district, setting a record for the most expensive self-funded House campaign. In 2018, Trone was the Democratic nominee for the 6th district and won the general election to succeed John Delaney. Trone has made mental health issues and fighting addiction a top priority during his tenure in Congress, where he co-chairs the Bipartisan Addiction and Mental Health Task Force. Trone is currently a candidate for the United States Senate in the 2024 election to succeed Ben Cardin.