← Who holds officeMarylandChris Van HollenU.S. Senator from MarylandDemocraticPartyDemocraticOfficeU.S. Senator from MarylandIn this chamber since2017Current term endsJanuary 2029Official websitevanhollen.senate.govPhone202-224-4654Washington office730 Hart Senate Office Building Washington DC 20510Official portrait: U.S. Government Publishing Office, public domain. Service record: the public congress-legislators dataset.