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Fraternity and Sorority Founder's Days
We've compiled a comprehensive list of all National Fraternity and Sorority dates of founding. Also included are certain local greek fraternities and sororities for whom we have this information.If your group is not listed or if there is an error that you would like to be corrected, please let us know and send us an email.
January | February |
Delta Psi—January 17, 1847 Shop Phi Mu
Phi Mu—January 04, 1852 Shop Delta Tau Delta
Delta Tau Delta—January 01, 1858 Shop Sigma Nu
Sigma Nu—January 01, 1869 Shop Kappa Alpha Theta
Kappa Alpha Theta—January 27, 1870 Shop Alpha Omicron Pi
Alpha Omicron Pi—January 02, 1897 Shop Tau Kappa Epsilon
Tau Kappa Epsilon—January 10, 1899 Alpha Kappa Alpha—January 15, 1908 Shop Kappa Alpha Psi
Kappa Alpha Psi—January 05, 1911 Delta Sigma Theta—January 13, 1913 Phi Beta Sigma—January 09, 1914 Kappa Beta Gamma—January 22, 1917 Zeta Phi Beta—January 16, 1920 Alpha Gamma Sigma—January 28, 1923 Phi Beta Chi—January 01, 1978 Xi Delta—January 22, 1991 Gamma Alpha Omega—January 25, 1993 Omega Xi Sorority—January 07, 2002 Zeta Chi Phi—January 30, 2003 Lambda Phi Xi—January 27, 2004 | Shop Phi Kappa Psi
Phi Kappa Psi—February 19, 1852 Shop Sigma Pi
Sigma Pi—February 26, 1897 Phi Sigma Pi—February 14, 1916 Alpha Gamma Omega—February 25, 1927 Phi Beta Lambda —February 03, 1942 Gamma Phi Delta —February 28, 1943 Lambda Phi Epsilon—February 25, 1981 Lambda Upsilon Lambda—February 19, 1982 Lambda Kappa Psi—February 20, 1986 Kappa Psi Omega—February 06, 1989 Alpha Beta Sigma—February 06, 1998 Alpha Sigma Psi—February 17, 1999 Mu Omega Pi—February 15, 2001 |
March | April |
Sigma Phi—March 04, 1827 Shop Sigma Alpha Epsilon
Sigma Alpha Epsilon—March 09, 1856 Shop Pi Kappa Alpha
Pi Kappa Alpha—March 01, 1868 Shop Delta Gamma
Delta Gamma—March 15, 1873 Shop Phi Sigma Kappa
Phi Sigma Kappa—March 15, 1873 Pi Lambda Phi—March 21, 1895 Shop Phi Kappa Tau
Phi Kappa Tau—March 17, 1906 Shop Delta Phi Epsilon
Delta Phi Epsilon—March 17, 1917 Shop Sigma Delta Tau
Sigma Delta Tau—March 25, 1917 Phi Mu Delta—March 01, 1918 Phi Delta Kappa—March 15, 1925 Tau Beta Sigma—March 26, 1946 Lambda Theta Nu—March 11, 1986 Shop Omega Phi Beta
Omega Phi Beta—March 15, 1989 Upsilon Phi Upsilon—March 21, 1990 Zeta Sigma Chi—March 03, 1991 Gamma Alpha Sigma—March 05, 1991 Delta Xi Delta—March 04, 1992 Omega Tau Pi—March 21, 1994 Kappa Phi Lambda —March 09, 1995 Sigma Lambda Phi—March 17, 2004 Tau Mu Rho—March 20, 2004 Omega Beta Chi—March 12, 2005 | Shop Fiji
Fiji—April 22, 1848 Shop Theta Chi
Theta Chi—April 10, 1856 Shop Theta Xi
Theta Xi—April 29, 1864 Shop Pi Beta Phi
Pi Beta Phi—April 28, 1867 Shop Phi Kappa Theta
Phi Kappa Theta—April 29, 1889 Shop Alpha Xi Delta
Alpha Xi Delta—April 17, 1893 Shop Chi Omega
Chi Omega—April 05, 1895 Shop Sigma Sigma Sigma
Sigma Sigma Sigma—April 20, 1898 Kappa Delta Phi—April 14, 1900 Alpha Gamma Rho—April 04, 1904 Farmhouse—April 15, 1905 Triangle—April 15, 1907 Alpha Rho Chi—April 11, 1914 Alpha Kappa Lambda—April 22, 1914 Beta Sigma Psi—April 17, 1925 Beta Sigma Phi—April 30, 1931 Tau Omega—April 11, 1967 Phi Epsilon Alpha—April 01, 1976 Lambda Sigma Upsilon—April 05, 1979 Chi Upsilon Sigma—April 29, 1980 Sigma Lambda Beta—April 04, 1986 Kappa Delta Chi—April 06, 1987 Sigma Lambda Gamma—April 09, 1990 Gamma Phi Omega—April 17, 1991 Delta Phi Sigma—April 19, 1991 Zeta Psi Sigma—April 05, 1993 Delta Xi Phi—April 20, 1994 Theta Nu Xi—April 11, 1997 Alpha Sigma Omega—April 26, 1997 Sigma Lambda Kappa—April 24, 1999 Theta Delta Sigma—April 15, 2001 Sigma Beta Xi —April 06, 2003 Alpha Phi Nu—April 04, 2004 Delta Chi Phi—April 05, 2004 Omega Zeta Pi—April 05, 2004 |
May | June |
Shop Chi Psi
Chi Psi—May 20, 1841 Shop Alpha Delta Pi
Alpha Delta Pi—May 15, 1851 Acacia—May 12, 1904 Shop Alpha Gamma Delta
Alpha Gamma Delta—May 30, 1904 Shop Kappa Delta Rho
Kappa Delta Rho—May 17, 1905 Kappa Beta Gamma—May 14, 1947 Pi Sigma Epsilon—May 14, 1952 Sigma Beta Chi—May 01, 1958 Sigma Beta Tau—May 01, 1958 Alpha Sigma Kappa—May 01, 1989 Sigma Delta Alpha—May 05, 1992 Omega Phi Gamma—May 21, 1995 Sigma Delta Sigma—May 24, 2000 Zeta Iota Lambda—May 05, 2003 | Shop Delta Kappa Epsilon
Delta Kappa Epsilon—June 22, 1844 Zeta Psi—June 01, 1847 Shop Sigma Chi
Sigma Chi—June 28, 1855 Shop Alpha Chi Rho
Alpha Chi Rho—June 04, 1895 Shop Sigma Alpha Iota
Sigma Alpha Iota—June 12, 1903 Shop Tau Delta Phi
Tau Delta Phi—June 22, 1910 Shop Sigma Tau Gamma
Sigma Tau Gamma—June 28, 1920 Omega Phi Alpha—June 15, 1967 Sigma Delta Gamma—June 25, 2004 Sigma Delta Upsilon—June 30, 2006 |
July | August |
Phi Sigma Phi—July 30, 1988 Sigma Rho Phi—July 12, 2005 | Shop Beta Theta Pi
Beta Theta Pi—August 08, 1839 Shop Phi Kappa Sigma
Phi Kappa Sigma—August 16, 1850 Shop Theta Phi Alpha
Theta Phi Alpha—August 30, 1912 Alpha Psi Omega—August 12, 1925 Shop Ceres
Ceres—August 17, 1984 Sigma Beta Rho—August 16, 1996 Phi Chi Theta—August 23, 1998 Kappa Psi Kappa—August 17, 2001 |
September | October |
Excelsior Men's Society—September 18, 1851 Shop Alpha Tau Omega
Alpha Tau Omega—September 11, 1865 Sigma Nu Phi—September 30, 1897 Iota Phi Theta—September 19, 1963 Lambda Delta Sigma—September 09, 1967 Sigma Sigma Chi—September 15, 1990 Delta Psi Delta—September 15, 1991 Zeta Sigma Phi—September 16, 1994 Sigma Delta Lambda—September 26, 1996 Chi Sigma Tau—September 09, 1999 Kappa Lambda—September 12, 1999 Lambda Omega—September 25, 2000 Delta Omega Psi—September 01, 2002 Kappa Omega Chi—September 17, 2002 Psi Kappa Tau—September 01, 2003 Kappa Lambda Nu—September 29, 2003 | Alpha Delta Phi—October 29, 1832 Shop Theta Delta Chi
Theta Delta Chi—October 31, 1847 Shop Kappa Kappa Gamma
Kappa Kappa Gamma—October 13, 1870 Shop Alpha Phi
Alpha Phi—October 10, 1872 Shop Alpha Chi Omega
Alpha Chi Omega—October 15, 1885 Shop Delta Chi
Delta Chi—October 13, 1890 Zeta Phi Eta—October 10, 1893 Shop Kappa Delta
Kappa Delta—October 23, 1897 Phi Mu Alpha Sinfonia—October 06, 1898 Shop Zeta Tau Alpha
Zeta Tau Alpha—October 15, 1898 Shop Delta Zeta
Delta Zeta—October 24, 1902 Shop Alpha Kappa Psi
Alpha Kappa Psi—October 05, 1904 Theta Tau—October 15, 1904 Shop Alpha Epsilon Phi
Alpha Epsilon Phi—October 24, 1909 Shop Tau Epsilon Phi
Tau Epsilon Phi—October 10, 1910 Alpha Delta Gamma—October 10, 1924 Alpha Iota—October 21, 1925 Gamma Chi Sigma—October 26, 1928 Shop Gamma Sigma Sigma
Gamma Sigma Sigma—October 12, 1952 Tau Gamma Phi—October 04, 1968 Delta Lambda Phi—October 15, 1986 Lambda Tau Omega—October 09, 1988 Beta Kappa Tau—October 25, 1991 Beta Kappa Psi—October 14, 1992 Omega Phi Alpha Psi—October 16, 1996 Delta Xi Nu—October 07, 1997 Sigma Alpha Epsilon Pi—October 01, 1998 Gamma Psi Lambda—October 21, 1999 Sigma Phi Iota—October 12, 2002 Alpha Omega Omega—October 03, 2003 Sigma Xi Delta—October 31, 2003 Phi Gamma Phi—October 19, 2004 |
November | December |
KA Society—November 26, 1825 Shop Delta Phi
Delta Phi—November 17, 1827 Shop Psi Upsilon
Psi Upsilon—November 24, 1833 Shop Delta Upsilon
Delta Upsilon—November 04, 1834 Shop Sigma Kappa
Sigma Kappa—November 09, 1874 Shop Gamma Phi Beta
Gamma Phi Beta—November 11, 1874 Shop Delta Delta Delta
Delta Delta Delta—November 28, 1888 Shop Alpha Sigma Tau
Alpha Sigma Tau—November 04, 1899 Shop Sigma Phi Epsilon
Sigma Phi Epsilon—November 01, 1901 Shop Alpha Sigma Alpha
Alpha Sigma Alpha—November 15, 1901 Shop Delta Sigma Pi
Delta Sigma Pi—November 07, 1907 Shop Lambda Chi Alpha
Lambda Chi Alpha—November 02, 1909 Shop Sigma Alpha Mu
Sigma Alpha Mu—November 26, 1909 Omega Psi Phi—November 17, 1911 Shop Alpha Epsilon Pi
Alpha Epsilon Pi—November 07, 1913 Philalethean—November 13, 1913 Shop Phi Sigma Sigma
Phi Sigma Sigma—November 26, 1913 Shop Alpha Phi Delta
Alpha Phi Delta—November 05, 1914 Pi Nu Epsilon—November 14, 1914 Shop Kappa Kappa Psi
Kappa Kappa Psi—November 27, 1919 Sigma Gamma Rho—November 12, 1922 Nu Sigma Chi—November 11, 1928 Alpha Theta Pi—November 15, 1948 Mu Sigma Upsilon—November 21, 1981 Alpha Omega Epsilon—November 13, 1983 Omega Delta Phi—November 25, 1987 Omega Phi Chi—November 09, 1988 Sigma Theta Psi—November 13, 1991 Lambda Pi Upsilon—November 06, 1992 Sigma Psi Kappa—November 08, 1992 Omega Phi Alpha—November 15, 1993 Epsilon Sigma Phi—November 21, 1995 Zeta Phi—November 04, 1996 Sigma Omega Nu—November 06, 1996 Delta Gamma Pi—November 11, 1998 Beta Sigma Zeta—November 04, 1999 Alpha Chi Lambda—November 05, 2000 Xi Lambda Chi—November 07, 2001 Kappa Delta Omega—November 21, 2002 Delta Nu Zeta—November 11, 2003 Kappa Lambda—November 12, 2004 Sigma Theta Xi—November 15, 2004 | Shop Chi Phi
Chi Phi—December 24, 1824 Shop Alpha Sigma Phi
Alpha Sigma Phi—December 06, 1845 Shop Phi Delta Theta
Phi Delta Theta—December 26, 1848 Shop Kappa Alpha Order
Kappa Alpha Order—December 21, 1865 Shop Kappa Sigma
Kappa Sigma—December 10, 1869 Shop Zeta Beta Tau
Zeta Beta Tau—December 29, 1898 Shop Delta Sigma Phi
Delta Sigma Phi—December 10, 1899 Shop Pi Kappa Phi
Pi Kappa Phi—December 10, 1904 Shop Alpha Phi Alpha
Alpha Phi Alpha—December 04, 1906 Shop Alpha Phi Omega
Alpha Phi Omega—December 16, 1925 Phi Iota Alpha—December 26, 1931 Lambda Theta Phi—December 01, 1975 Lambda Theta Alpha—December 01, 1975 Alpha Chi Epsilon—December 17, 1982 Sigma Lambda Upsilon—December 01, 1987 Gamma Zeta Alpha—December 03, 1987 Psi Sigma Phi—December 12, 1990 Delta Phi Omega—December 06, 1998 Gamma Chi Epsilon—December 14, 1999 Delta Chi Epsilon—December 05, 2001 |
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