An author.
Anne Bronte wrote a novel called 'Agnes Grey'.
Novelist (a writer of novels) or an author (a writer of books or stories).
That person is called the protagonist.
You can not write a novel by keeping your creative juices in your head. Also, you can not write a novel by writing a dictionary instead.
What Books did Agatha Christie write in 1934 ?
What's wrong with that? Anyone can write a Novel!
The first novel in the Maximum Ride series is called The Angel Experiment.
You can't write what some anonymous person on the internet tells you to write! Write what you are interested in -- otherwise you'll be too bored to even write!
Shakespeare did not write novels. Ever. The Tempest is not a novel. It is a totally different thing called a play.
He was going to start one called Marmion.
No, she also wrote a novel called "The Bell Jar".