About This Venue

O'Reilly Hall is located in the UCD campus in Dublin 4, just a few minutes drive from the city centre. This stunning venue is a representation of the very best in contemporary architecture and overlooks the scenic university lake. The hall's vast space encompasses an area of 2,632 square meters and is one of Ireland's largest and most prestigious venues, popular for events such as gala dinners, conferences, product launches & exhibitions.


Guest Numbers
  • Largest Function Room / Event Space
  • Theatre Style
  • Banquet / Gala Dinner
Venue Spaces / Best For

Corporate Events, Gala Dinners & Conferences

The purpose-built and versatile O'Reilly Hall has a capacity for up to 1200 delegates and can be configured in a multitude of layouts and is the ideal venue for conferences, award ceremonies, dinners, concerts and exhibitions. Meticulously designed, the hall can be partitioned into multiple smaller spaces for smaller events or left fully open for large events. Contact our dedicated events team below if you have any questions and/or to help plan your event.


The O'Reilly Hall Conservatory adjacent to the main space offers beautiful views of the lawn and lake. This atmospheric room provides the perfect space for guest registration or drinks & dining to entertain guests before and after events / conferences.


Virtual & Hybrid Events

With the recent addition of a brand new LED Experience Broadcast Studio, UCD's O'Reilly Hall is continuing to build upon its internationally renowned reputation as being one of Ireland's leading conference and events venues. This hi-tech new studio is available for hire offering full high definition streaming and visuals, perfect for hosting all sorts of live streamed virtual events from webinars, concerts to conferences and more. Enquire with the team below to find out more on hosting your next virtual or hybrid event.


Breakout Spaces & Meeting Rooms

O'Reilly Hall is attached to UCD's University Club which has a number of state of the art breakout spaces, meeting rooms, a bar, dining spaces and function rooms. Perfect if you require additional rooms or space for your team to prepare for large scale events. The full scope and range of our facilities and spaces will ensure you will find the right fit for your conference and your delegates. See the University Club listing here.


Classrooms, Auditoriums, Period Campus Spaces

The UCD Campus also has a large stock of classrooms and auditoriums to cater for lower to mid sized events ranging from 20 person meetings to 500 person conferences. We also have a selection of UCD’s period houses on campus which are available to use for your guests or delegates.


O'Reilly Hall, Belfield, UCD, Dublin 4

Booking Enquiry