Philip Key may refer to:
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Philip Key (U.S. politician), Representative of the State of Maryland in the United States Congress from 1791 to 1792
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Philip Barton Key
Philip Barton Key (April 12, 1757 – July 28, 1815), was an American Loyalist during the American Revolutionary War and later was a United States Circuit Judge and Chief United States Circuit Judge of the United States circuit court for the F ...
, Representative of the State of Maryland in the United States Congress from 1807 to 1812
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Philip Barton Key II
Philip Barton Key II (April 5, 1818 – February 27, 1859)Richardson, Hester Dorsey. ''Side-Lights on Maryland History: With Sketches of Early Maryland Families.'' Baltimore, Md.: Williams and Wilkins company, 1913. was an American lawyer who ser ...
, murder victim in a controversial nineteenth-century trial
{{hndis, name = Key, Philip