Seabiscuit (disambiguation)

Seabiscuit was a champion Thoroughbred racehorse in the United States.

Seabiscuit or sea biscuit may also refer to:

• Hardtack, a hard type of edible beaten biscuit
• Seabiscuit: An American Legend, a 2001 book by Laura Hillenbrand about the horse of the same name
  • Seabiscuit (film), a 2003 film based on the book
• Sea biscuit (echinoderm), (Clypeaster) a genus of echinoderms
• Sea Biscuit, a 1994 album by Spacetime Continuum
• Sea biscuit, several species of sand dollar sea urchins
• Nickname of Max Seibald (born 1987), American lacrosse player
• Nickname of Jimmy Wilkes (1925–2008), American baseball player