Cash (December 26, 1849 – May 31, 1922) was a Canadian physician and politician.
Born in Markham, Canada West, the son of David Cash and Elizebeth Eckardt, Cash received his M.D.
from the Victoria University in Cobourg, Ontario in 1871.
From 1871 to 1896, he resided in United States and was elected County Clerk and Clerk of the District Court for Rock in Nebraska.
In 1897, he started practicing medicine in Yorkton, Saskatchewan.
Cash was a founder of the Yorkton Club, an elite social club created on April 3, 1907 under the Yorkton Club Act 1907.
He was first elected to the House of Commons of Canada in 1904 for the electoral district of Mackenzie.