William Faris Blakely (November 1875 – 1 September 1941) was an Australian botanist and collector.

From 1913 to 1940 he worked in the National Herbarium of New South Wales, working with Joseph Maiden on Eucalyptus.

[2] Maiden named a red gum in his honour, Eucalyptus blakelyi.

[3][4] His botanical work centred particularly on Acacias, Loranthaceae and Eucalypts.

[5] The standard author abbreviation Blakely is used to indicate this person as the author when citing a botanical name.