Joan Rosen Kemler (March 28, 1926 – August 9, 2020) was an American politician who served as Connecticut State Treasurer from 1986 to 1987.
Governor William A. O'Neill appointed her to the office after Henry E. Parker resigned to work for an investment firm.
A conservative Democrat, she advocated for mandatory jobs for welfare recipients and opposed a state income tax.
[5][6] Effective February 3, 1986, Governor O'Neill appointed Kemler to the office of Connecticut State Treasurer to fill the remaining 11 months of Henry E. Parker's term after he resigned to work for an investment firm.
[2] In 1990, at the urging of gubernatorial candidate John G. Rowland, Kemler changed her registration to the Republican Party to challenge Democratic incumbent State Treasurer Francisco L. Borges, whom she accused of mismanagement and corruption.