William Ross MacLean (February 6, 1872 - June 22, 1931[1]) was a soda water manufacturer and political figure in British Columbia. He represented Nelson City from 1912 until his retirement at the 1916 election as a Conservative.
He was born in Lorne, Pictou County, Nova Scotia, the son of Daniel K. MacLean and Sarah Ross, and was educated in Pictou. In 1912, MacLean married Mary Helen Clarke.[2] He died in Nelson at the age of 59.[1]