John M. Henderson
John Morgan Henderson (September 10, 1868 – March 16, 1947) was an American politician.

Henderson served in the Texas House of Representatives as a Democrat 1907-1909 and then in the Texas State Senate 1914–1919, He served as president pro tem of the senate.

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1868 births
1947 deaths
Democratic Party members of the Texas House of Representatives
Democratic Party Texas state senators
Presidents pro tempore of the Texas Senate