Keller (January 30, 1868 - January 24, 1935) was a US businessman.
He was president of the Globe Grain and Milling Company; president of the Valley Ice Company at Fresno, California and Bakersfield, California; president of the Globe Ice and Cold Storage Company at El Paso, Texas; president of the San Joaquin Valley Farm Lands Company; director of the Ralston Iron Works, San Francisco; and director of the Farmers and Merchants Bank of Los Angeles.