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Wren was a Captain in the UNSC Navy during the Human-Covenant War. A subordinate of Vice Admiral Preston Cole, Wren suggested the use of the heavily damaged UNSC Io as a "fire ship" prior to the Battle of Psi Serpentis in 2543.[1]


  • In Ornithology, Wren refers to some twenty genera of Passeriform birds.
  • A wren is a common nickname for enlisted women serving in the Royal Navy.

List of appearances[edit]