The first Delaware chapter of Alpha Delta Kappa was chartered in 1955.
Mabel Howell, a charter member of Alpha, was instrumental in this development.

Α    Alpha Chapter – May 1, 1955
Γ    Gamma Chapter – April 8, 1967
Ε    Epsilon Chapter – December 9, 1972
Ζ    Zeta Chapter – December 4, 1973
Η    Eta Chapter – April 3, 1976
Ι     Iota Chapter – December 16, 1987

Delaware Alpha Delta Kappa State Presidents

1958-1960 Mabel Howell, Alpha
1960-1962 Mildred Downham, Alpha
1962-1964 Gertrude Broyles, Beta
1964- 1966 Rebecca Lowe, Beta
1966-1968 Eunice Bradley, Alpha
1968-1970 Nancy Rush, Beta
1970-1972 Madalynne Evans, Gamma
1972-1974 Raymona Shaver, Alpha
1974-1976 Jacqueline McNeil, Delta
1976-1978 Betsy Ann Conner, Beta
1978-1980 Edith Newton, Beta
1980-1982 Ruth Lyon, Delta
1982-1984 Pam Kelly, Epsilon
1984-1986 Pam Worrall, Gamma
1986-1988 Mary Ann Rozsas, Eta
1988-1990 Karen Cook, Gamma
1990-1992 Jean Martin, Theta
1992-1994 Cindy Gilfillan, Alpha
1994-1996 Georgia Cressman, Gamma
1996-1998 Judy Burnham-Mitchell, Delta
1998-2000 Jane Martin, Zeta
2000-2002 Sally Fraticelli, Eta
2002-2004 Susan Gilmore, Iota
2004-2006 Lorraine Lacsny, Beta
2006-2008 Lynda Rae Gannon, Epsilon
2008-2010 Peggy Keay Germain, Gamma
2010-2012 Rosalind Freeman, Gamma
2012-2014 Nancy Burkett, Epsilon
2014-2016 Linda Bledsoe, Zeta
2016-2018 Linda Bledsoe, Zeta
2018-2020 Jeanne Ciecko, Eta
2020-2022 Cyndi McDougall and Nancy Burkett, Epsilon
2022-2024 Tanya Humes, Epsilon