Blanchfield may refer to :
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Brian Blanchfield (born 1973), American writer
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David Blanchfield (born 2000), Irish hurler
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Dick Blanchfield (1939–2019), Irish hurler
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Erin Blanchfield (born 1999), American mixed martial artist
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Florence A. Blanchfield (1884–1971), United States Army Colonel and superintendent of the Army Nursing Corps
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Liam Blanchfield (born 1996), Irish hurler
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Michael R. Blanchfield (1950–1969), United States Army soldier and a recipient of the United States military's highest decoration
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Paddy Blanchfield (1911–1980), Labour Member of Parliament for Westland and the West Coast
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Peter Blanchfield (1910–1959), Irish hurler
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Todd Blanchfield (born 1991), Australian basketball player
{{surname
Surnames of British Isles origin
Surnames of English origin
English-language surnames