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NavSource Online:
Section Patrol Craft Photo Archive

Guinevere (SP 512)

Sunk 25 January 1918

Patrol Yacht:

  • The first Guinevere was built in 1908 by George Lawley and Sons, Boston, MA
  • Acquired by the Navy 10 June 1917
  • Commissioned USS Guinevere (SP 512), 20 July 1917
  • Ran aground approximately 5 miles off L’Orient, France and sank 25 January 1918
  • Wreck sold to Societe Americaine de Sauvetage 30 June 1919
  • Fate unknown.


  • Displacement 499 t.
  • Length 197' 6"
  • Beam 32' 6"
  • Draft 17'
  • Speed 10 mph
  • Complement 75
  • Armament: Four 3"/50 mounts.
    Click on thumbnail
    for full size image
    Size Image Description Source
    Guinevere 124k Underway circa 1917
    U.S. Navy photo NH 81562
    Naval Historical Center

    View the Guenevere (SP 512)
    DANFS history entry located on the Naval History and Heritage Command website
    Back to the Main Photo Index Back to the Patrol Craft/Gunboat/Submarine Chaser Ship Type Index Back to the Section Patrol Craft (SP) Photo Index

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    This page created by Joseph M. Radigan and maintained by David Wright
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