Proper Noun: that are used for name a person, place or thing specifically are called a proper noun. Proper nouns always begin with a capital letter.
Examples:
- My name is Rosy ( Rosy is particular person name)
- This is my dog, Bruno (Bruno is specific pet animal name)
- Rahul came back from Nasik ( Rahul and Nasik both are name of particular person and place name)