Joseph E. Darbellay (August 1, 1845 – February 18, 1900) was a Swiss-born American merchant and politician.
Darbellay was born in Liddes, in the Canton of Valais, Switzerland and went to the public schools.
He emigrated with his parents to the United States in 1854 and then settled in Manitowoc County, Wisconsin in 1845.
Darbellay died in Barron, Wisconsin from Bright's disease and had been ill for a week.
This article about a Democratic Party member of the Wisconsin State Assembly is a stub.