M. Wylie Blanchet, née Muriel Wylie Liffiton (2 May 1891 - 9 September 1961) was a Canadian travel writer.
Born in Montreal, Quebec, and married Geoffrey Orme Blanchet on 30 May 1909. Following her husband's death in 1926, Blanchet embarked on annual summer cruises along the British Columbia coast with her five children. Her 1961 book, The Curve of Time, documented these travels.

She died in 1961 while working on a second book.