Robert Berry Eaton (August 5, 1871 – June 13, 1964) was a farmer, service man and provincial politician from Alberta, Canada.

He defeated former Conservative leader and MLA Albert Robertson in a closely contested race.

The section stipulated that an incumbent member may not be challenged and returned automatically in his district if he is involved with the Canadian Forces overseas in World War I.

[4] Eaton attempted to run for a seat in the House of Commons of Canada as a Liberal candidate in the 1925 Canadian federal election in the electoral district of Acadia.

He would be defeated by Incumbent member Robert Gardiner finishing second in the three-way race.