Wilbur James Cash (March 23, 1887 – June 3, 1956) was an American businessman, farmer, and politician.

He went to the public schools in and lived in Towanda, Illinois with wife and family.

Cash involved in the farming, merchant, and banking businesses.

Cash served in the Illinois Senate from 1941 to 1953 and was a Republican.

Cash died at Brokaw Hospital in Normal, Illinois after suffering from a lingering illness.