Katharine Lorenz Pratt Horton (September 5, 1847 – August 28, 1931) was the President of the City Federation of Women's Clubs in Buffalo, New York, and regent of the Buffalo, New York, chapter of the Daughters of the American Revolution from 1901 to 1930.

[1][2][3] She was born on September 5, 1847, as Katharine Lorenz Pratt, to Pascal Paoli Pratt and Phoebe Lorenz.

[5] She was president of the City Federation of Women's Clubs; and regent of the Buffalo, New York, chapter of the Daughters of the American Revolution from 1901 to 1930.

She twice ran unsuccessfully for President General of the National Daughters of the American Revolution and the Niagara Frontier Chapter of the Daughters of 1812.

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