The United States Senate Majority Leader reference article from the English Wikipedia on 24-Apr-2004
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United States Senate Majority Leader

The Senate Majority Leader is a member of the United States Senate who is elected by his party conference to serve as the chief Senate spokesmen for his party and to manage and schedule the legislative and executive business of the Senate. By custom, the Presiding Officer gives the Majority Leader priority in obtaining recognition to speak on the floor of the Senate.

The term Floor Leaders refers to both the Majority Leader and the Minority Leader.

The current Majority Leader is Bill Frist. Majority leaders since 1919:

Henry Cabot Lodge (R-MA) 1919-19251
Charles Curtis (R-KS) 1925-1929
James E. Watson (R-IN) 1929-1933
Joseph T. Robinson (D-AR) 1933-1937
Alben Barkley (D-KY) 1937-1947
Wallace H. White, Jr, (R-ME) 1947-1949
Scott W. Lucas (D-IL) 1949-1951
Ernest W. McFarland (D-AZ) 1951-1953
Robert A. Taft (R-OH) 1953
William F. Knowland (R-CA) 1953-1955
Lyndon B. Johnson (D-TX) 1955-1961
Mike Mansfield (D-MT) 1961-1977
Robert C. Byrd (D-WV) 1977-1981
Howard Baker (R-TN) 1981-1985
Bob Dole (R-KS) 1985-1987
Robert Byrd  (D-WV) 1987-1989
George J. Mitchell (D-ME) 1989-1995
Bob Dole (R-KS) 1995-1996
Trent Lott (R-MS) 1996-January 3, 2001
Tom Daschle (D-SD) January 3-January 20, 20012
Trent Lott (R-MS) January 20-June 6, 20013
Tom Daschle (D-SD) June 6, 2001-20034
Bill Frist (R-TN) 2003-present

Footnotes

1 Lodge's status as majority leader was unofficial. 2 Before the swearing in of George W. Bush, The Democrats held the Majority in a split Senate, due to Al Gore's deciding vote.
3 After the swearing in of George W. Bush, The Republicans held the Majority in a split Senate, due to Dick Cheney's deciding vote.
4 Jim Jeffords became an Independent who caucuses with Democrats on May 24, 2001. The change took effect on June 6, 2001. This gave the Democrats a working majority of 51 seats.

Sources

This information is from the following pages at the Senate web site: