Devonia may refer to:
* ''Devonia'' was one of the
GWR 3031 Class
The Dean Single, 3031 Class, or Achilles Class was a type of steam locomotive built by the British Great Western Railway between 1891 and 1899. They were designed by William Dean for passenger work. The first 30 members of the class were built ...
locomotives that were built for and run on the Great Western Railway between 1891 and 1915
*
''Devonia'' (steamer), a passenger ferry, formerly named the Scillonian before 2004
*
Devonia, Tennessee
Devonia was the United States Post Office designation for the former coal mining camp in Anderson County, Tennessee, also known as Moore's Camp. The Devonia post office, established in 1920, served Moore's Camp, plus the nearby communities of Rose ...
, a town in the USA
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