There are 1 book by Eoin O'Brien on BookOrb. A strong starting point is My Book Of Kells Colouring Book (2011). The bibliography below is in publication order, with series grouped in reading order.
Standalone books
Frequently asked questions
How many books has Eoin O'Brien written?
BookOrb lists 1 book by Eoin O'Brien.
Where should I start with Eoin O'Brien?
A good starting point is My Book Of Kells Colouring Book (2011).
What is the Eoin O'Brien books in order list?
In publication order: 1. My Book Of Kells Colouring Book (2011).