There are 1 book by Ocean O'Brien on BookOrb. A strong starting point is Pixie and the Siren (2014). The bibliography below is in publication order, with series grouped in reading order.
Standalone books
Frequently asked questions
How many books has Ocean O'Brien written?
BookOrb lists 1 book by Ocean O'Brien.
Where should I start with Ocean O'Brien?
A good starting point is Pixie and the Siren (2014).
What is the Ocean O'Brien books in order list?
In publication order: 1. Pixie and the Siren (2014).