Object may refer to:

• Physical entity, something that is tangible and within the grasp of the senses
• Object (philosophy), a thing, being or concept
• Object (task), an aim, target or objective.
• Object (physics), a collection of masses.
• Object (grammar), a sentence element, as a direct object or an indirect object
• Object, an entity treated by mathematical category theory
• Object (computer science), a language mechanism for binding data with methods that operate on that data
• Object (Information Processing), an information source for an Information Processor.
• Object code, the output of a compiler or other translator program
• Object file, a computer file containing machine instructions
• 3D model, a representation of a physical object
• Objection, in law, to "object" is to claim a violation of the rules of a court