a person who writes or tells amusing stories

They have a great sense of humor. They can find the funny side in ordinary things and turn it into an interesting story.

Such a person is usually called a humorist.

Such a person is usually called a humorist or a storyteller with a sense of humor.

A comedian can be one. Comedians are known for telling really funny stories on stage to make people laugh.

Well, the usual name for someone who writes stories is an 'author'. Authors come up with all kinds of tales and share them with the world through their writing.

A person who writes stories is typically called an 'author' or a 'writer'.

A person who writes stories is called a storyteller or an author.

A person who writes stories is commonly called an author or a writer.

A person who writes short stories is typically called a short story writer.

They are usually very imaginative. They can create entire worlds in their minds and then put them down on paper. For example, Tolkien created Middle - earth for his 'Lord of the Rings' series.