Serves as president of the [[U.S. Senate]]. Significant vice-presidents of the [[United States]]: [[Jefferson, Thomas]] [[Burr, Aaron]] [[Roosevelt, Theodore, Jr.]] [[Truman, Harry S.]] [[Nixon, Richard]] [[Johnson, Lyndon B.]] [[Ford, Gerald]] [[Mondale, Walter]] [[Bush, George H.W.]] [[Cheney, Dick]] [[Biden, Joe]] [[Pence, Mike]] [[Harris, Kamala]] This list may be subject to [[Recency bias]].