There are 3 books by Patrick O'Cahir on BookOrb. A strong starting point is The Drinking Man's Guide to Women (2011). The bibliography below is in publication order, with series grouped in reading order.
Standalone books
Frequently asked questions
How many books has Patrick O'Cahir written?
BookOrb lists 3 books by Patrick O'Cahir.
Where should I start with Patrick O'Cahir?
A good starting point is The Drinking Man's Guide to Women (2011).
What is the Patrick O'Cahir books in order list?
In publication order: 1. The Drinking Man's Guide to Women (2011), 2. The White School (2013), 3. The Leader of the Lost People (2014).