|Book Born In:||Crookedstar's Promise|
Grasskit is a brown-striped tabby tom.
- In Crookedstar's Promise Grasskit and his sister, Vixenkit, are born to Sunfish and Beetlenose.
- Beetlenose, their father, is very proud of them, and is always making excuses to go to the nursery and see them.
- After Willowbreeze, Minnowkit, and Willowkit die Silverkit moves into Sunfish's nest.
- When Vixenkit complains to Sunfish that Silverkit won't let her into the nest Silverkit says that she's just trying to make them both grow faster.