There are 1 book by Drew O'Brien on BookOrb. A strong starting point is Father, Who Art (2016). The bibliography below is in publication order, with series grouped in reading order.
Standalone books
Frequently asked questions
How many books has Drew O'Brien written?
BookOrb lists 1 book by Drew O'Brien.
Where should I start with Drew O'Brien?
A good starting point is Father, Who Art (2016).
What is the Drew O'Brien books in order list?
In publication order: 1. Father, Who Art (2016).