An aquarium was a water tank designed to hold aquatic creatures. Alderaanian viceroy Bail Organa had one installed in his office in the Royal Palace of Alderaan to keep his adopted daughter Leia amused when she was a toddler.
- Star Wars: The Clone Wars – "The Academy" (First appearance)
- Star Wars: The Clone Wars – "Pursuit of Peace"
- Ahsoka (First identified as aquarium)