Will Hudson (né Arthur Murray Hainer; March 8, 1908 – July 16, 1981) was a Canadian-born American composer, arranger, and big band leader who worked from the mid-1930s through the mid-1950s.Hudson was born in Grimsby, Ontario, March 8, 1908. Print-media biographies state that he was born in Barstow, California. However, Hudson's U.S. Naturalization application indicates otherwise. Grimsby, then of Lincoln County, the county of which, in 1970, became amalgamated into a county-like governmental body known as the Regional Municipality of Niagara. Hudson, with his parents, immigrated to the United States November 13, 1909 — at the age of 1 year, 8 months. He grew up in Detroit and graduated from Southeastern High School in June 1926. Hainer put together his first big band in Detroit in the early 1930s. Hudson became a United States citizen on April 14, 1941.