Herbert O. Sparrow
 Herbert Orval Sparrow CM (January 4 1930 – September 6 2012) was a Canadian politician. At the time of his retirement Sparrow was the longest-serving member of the Canadian Senate and was the last remaining member of the Upper House to have been appointed by Prime Minister Lester Pearson. He was appointed on February 9 1968 and sat as a member of the Liberal Party of Canada representing the province of Saskatchewan.