title: Grayback
text: # Grayback
  
  Grayback or Greyback may refer to:
  
  * Grayback (fish)
  * Dowitcher, a wading bird
  * An American duck, Aythya americana
  * A character in the Battle Realms: Winter of the Wolf video game expansion pack
  * Greyback, an American Civil War Confederate currency
  * USS Grayback, either of two US Navy submarines
  