← Who holds officeDelawareChristopher A. CoonsU.S. Senator from DelawareDemocraticWon Senate in 2026PartyDemocraticOfficeU.S. Senator from DelawareIn this chamber since2010Current term endsJanuary 2027Official websitecoons.senate.govPhone202-224-5042Washington office218 Russell Senate Office Building Washington DC 20510Official portrait: U.S. Government Publishing Office, public domain. Service record: the public congress-legislators dataset.