Pen (disambiguation)
From Wikipedia, the free encyclopedia
- Pen (enclosure), enclosure for holding animals
- Pen, an adult female swan
- Gladius (cephalopod), or pen, a hard internal bodypart found in certain cephalopods
- Pen (Jamaican cattle farm), a historic livestock farm on the Island of Jamaica
- Sea pen, an order of Cnidarians in the class Octocorallia
