Walter Dupin was born May 22, 1927 to Samual Edward Dupin and Vera Emily Dupin (nee Brown) in Saskatoon, Saskatchewan. He obtained his first year schooling in Young, Saskatchewan, and his first half of grade 2 at Grasswood School. Walter completed his elementary education at East Bend, and went on to high school in Beatty, Saskatchewan, followed by technical school in Saskatoon. He worked in Saskatoon at John Eastman Iron Works, Saskatoon Public School Board, and TransCanada Airlines before returning home to the family farm. Walter married Erma Aeola Empey ("Emp") on August 21, 1954 at St. James Anglican church in Beatty. They had two children. Over his lifetime, Walter has served as a peoples' warden on the Anglican church vendry in Beatty; served as charman on the Wheat Pool Committee for several years; and helped organise the Farmers' Union for the Beatty area. When medicare was first introduced, Walter was asked to represent the R.M. of Kinistino on the Kinistino Hospital Board (on which he has also served as chairman). Walter has also served as both director and chairman of the Melfort Co-op Association.