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Republican Conference Chairpersons


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SenatorTerm
HaleJohn P. Hale (ID, FS, OP, R-NH) 1862_1862 ended 1862
AnthonyHenry B. Anthony (R-RI) 1862_1884 1862–1884
ShermanJohn Sherman (R-OH) 1884_1885 1884–1885
EdmundsGeorge F. Edmunds (R-VT) 1885_1891 1885–1891
ShermanJohn Sherman (R-OH) 1891_1897 1891–1897
AllisonWilliam Boyd Allison (R-IA) 1897_1908 1897–1908
HaleEugene Hale (R-ME) 1908_1911 1908–1911
CullomShelby M. Cullom (R-IL) 1911_1913 1911–1913
GallingerJacob H. Gallinger (R-NH) 1913_1918 1913–1918
LodgeHenry C. Lodge (R-MA) 1918_1924 1918–1924
CurtisCharles Curtis (R-KS) 1924_1929 1924–1929 1
WatsonJames E. Watson (R-IN) 1929_1933 1929–19332
McNaryCharles L. McNary (R-OR) 1933_1944 1933–19443
VandenbergArthur H. Vandenberg (R-MI) 1945_1947 1945–1947
MillikinEugene D. Millikin (R-CO) 1947_1957 1947–1957
SaltonstallLeverett Saltonstall (R-MA) 1957_1967 1957–1967
SmithMargaret Chase Smith (R-ME) 1967_1973 1967–1973
CottonNorris H. Cotton (R-NH) 1973_1974 1973–1975
CurtisCarl T. Curtis (R-NE) 1975_1979 1975–1979
PackwoodRobert W. Packwood (R-OR) 1979_1981 1979–1980
McClureJames A. McClure (R-ID) 1981_1985 1981–1985
ChafeeJohn H. Chafee (R-RI) 1985_1991 1985–1991
CochranThad Cochran (R-MS) 1991_1997 1991–1997
MackConnie Mack III (R-FL) 1997_2001 1997–2001
SantorumRick Santorum (R-PA) 2001_2007 2001–2007
KylJon L. Kyl (R-AZ) 2007_2007 2007
AlexanderLamar Alexander (R-TN) 2008_2012 2008–2012
ThuneJohn Thune (R-SD) 2012_2019 2012–2019
BarrassoJohn Barrasso (R-WY) 2019_ 2019–present

1. Republican senators elected Charles Curtis of Kansas as conference chairman on November 28, 1924, and as their first floor leader on March 5, 1925. Curtis, James Watson, and Charles McNary all served in dual roles as conference chairmen and party floor leaders. In 1945, the two positions were separated, with Arthur Vandenberg becoming conference chairman while Wallace H. White became Republican party floor leader. The positions have remained separated.

2. Also served as Republican floor leader.

3. Also served as Republican floor leader.