January

February

Delta Psi—January 17, 1847

Phi Mu—January 04, 1852

Delta Tau Delta—January 01, 1858

Sigma Nu—January 01, 1869

Kappa Alpha Theta—January 27, 1870

Alpha Omicron Pi—January 02, 1897

Tau Kappa Epsilon—January 10, 1899

Alpha Kappa Alpha—January 15, 1908

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

Phi Kappa Psi—February 19, 1852

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

Sigma Alpha Epsilon—March 09, 1856

Pi Kappa Alpha—March 01, 1868

Delta Gamma—March 15, 1873

Phi Sigma Kappa—March 15, 1873

Pi Lambda Phi—March 21, 1895

Phi Kappa Tau—March 17, 1906

Delta Phi Epsilon—March 17, 1917

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

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

FIJI—April 22, 1848

Theta Chi—April 10, 1856

Theta Xi—April 29, 1864

Pi Beta Phi—April 28, 1867

Phi Kappa Theta—April 29, 1889

Alpha Xi Delta—April 17, 1893

Chi Omega—April 05, 1895

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

Corazones Unidos Siempre Chi Upsilon Sigma National Latin Sorority, Inc.—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

Chi Psi—May 20, 1841

Alpha Delta Pi—May 15, 1851

Acacia—May 12, 1904

Alpha Gamma Delta—May 30, 1904

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

Delta Kappa Epsilon—June 22, 1844

Zeta Psi—June 01, 1847

Sigma Chi—June 28, 1855

Alpha Chi Rho—June 04, 1895

Sigma Alpha Iota—June 12, 1903

Tau Delta Phi—June 22, 1910

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

Beta Theta Pi—August 08, 1839

Phi Kappa Sigma—August 16, 1850

Theta Phi Alpha—August 30, 1912

Alpha Psi Omega—August 12, 1925

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

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

Theta Delta Chi—October 31, 1847

Kappa Kappa Gamma—October 13, 1870

Alpha Phi—October 10, 1872

Alpha Chi Omega—October 15, 1885

Delta Chi—October 13, 1890

Zeta Phi Eta—October 10, 1893

Kappa Delta—October 23, 1897

Phi Mu Alpha Sinfonia—October 06, 1898

Zeta Tau Alpha—October 15, 1898

Delta Zeta—October 24, 1902

Alpha Kappa Psi—October 05, 1904

Theta Tau—October 15, 1904

Alpha Epsilon Phi—October 24, 1909

Tau Epsilon Phi—October 10, 1910

Alpha Delta Gamma—October 10, 1924

Alpha Iota—October 21, 1925

Gamma Chi Sigma—October 26, 1928

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

Delta Phi—November 17, 1827

Psi Upsilon—November 24, 1833

Delta Upsilon—November 04, 1834

Sigma Kappa—November 09, 1874

Gamma Phi Beta—November 11, 1874

Delta Delta Delta—November 28, 1888

Alpha Sigma Tau—November 04, 1899

Sigma Phi Epsilon—November 01, 1901

Alpha Sigma Alpha—November 15, 1901

Delta Sigma Pi—November 07, 1907

Lambda Chi Alpha—November 02, 1909

Sigma Alpha Mu—November 26, 1909

Omega Psi Phi—November 17, 1911

Alpha Epsilon Pi—November 07, 1913

Philalethean—November 13, 1913

Phi Sigma Sigma—November 26, 1913

Alpha Phi Delta—November 05, 1914

Pi Nu Epsilon—November 14, 1914

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

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

Chi Phi—December 24, 1824

Alpha Sigma Phi—December 06, 1845

Phi Delta Theta—December 26, 1848

Kappa Alpha Order—December 21, 1865

Kappa Sigma—December 10, 1869

Zeta Beta Tau—December 29, 1898

Delta Sigma Phi—December 10, 1899

Pi Kappa Phi—December 10, 1904

Alpha Phi Alpha—December 04, 1906

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