The Lillie Suite is a modern, progressive post-natal unit, with a total of 29 beds. It consists of 11 private rooms, 13 semi-private beds and 5 public beds.

All rooms offer a bright, relaxed, friendly atmosphere with en-suite facilities, televisions, provision for refreshment making and phones for incoming calls.

The Lillie Suite was named after the late Edwin Lillie, a former Master of the Rotunda Hospital. It was officially opened on 26th May 2003 by An Taoiseach, Bertie Ahern. It is situated on the third floor and access is by stairs and lift.