It's possible that:
* The name is misspelled. Perhaps a slight variation exists that you could search for.
* The author uses a pen name. There might be another name under which they publish.
* The author is less well-known. If they're not a major figure in the literary world, they might not have a Wikipedia page or many online resources dedicated to them.
Could you provide any more context? For example:
* What type of books do you think they write? (Fiction, non-fiction, genre, etc.)
* Do you remember any titles of their books?
* Is there any other information you know about them?
With more information, I might be able to help you find out more about this author.