Rat could refer to:
- Armored rat, found on Coruscant.
- Bark rat, found on Cholganna.
- Corellian scavenge rat, found on Corellia.
- Eriaduan rat, found on Eriadu and Koros Major.
- Garbage rat, found on Tatooine.
- Hive rat, found on Coruscant.
- Meer rat, found on Coruscant and elsewhere.
- Mine rat, found on Dantooine.
- Rat-monkey, found on Shedu Maad.
- Rat roach, found infesting starships.
- Sand-rat, found on Aduba-3.
- Scorpion-rat, found on Kessel.
- Slug-rat, found on Ruten.
- Space-rat, a type of vermin.
- Swamp rat, found on Trigalis.
- Swamp womp rat, found on Cularin and elsewhere.
- Womp rat, found on Tatooine.
- Venom rat, found on Endor.
- Lennox, a thief nicknamed "The Rat".
- Rat, a Humaninformation broker.
- Loth-rat pie
- Rat-gate, a type of forcefield.
- Rat People, humanoids native to Coruscant.
- Womp rat stew
- Womp-rat trap