John All Barham (July 17, 1843 – January 22, 1926) was an American lawyer and politician who served three terms as a U.S. Representative from California from 1895 to 1901.

He studied law and was admitted to the bar in 1865, commencing practice in Watsonville, San Francisco, and Santa Rosa.

During this time he served as chairman of the Committee on Mileage during the Fifty-fifth and the Fifty-sixth Congresses, but he was not a candidate for renomination in 1900.

[1] This article incorporates public domain material from the Biographical Directory of the United States Congress

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