The Rattanakosin ballroom is the largest function room at the Eastern Grand and can for special functions even be extended by the large lobby on front of it.

The Ayothaya function room is located on the second floor of the dedicated Events building grouped together next to the Krungthon function room, where as well the Rattanakosin Ballroom is located on the ground floor.

The Krungthon function room is as well located on the second floor of the dedicated Events building right next to the Ayothaya function room which houses as well the Rattanakosin Ballroom on the ground floor.

The U-Ngoen function room is located next tool the pool and just a stone-throw away from the dedicated events building and was designed as small and modern break-out room or just the perfect function room for that intimate meeting.

The Chiang Saen area is the large, covered lobby space right in front of the Rattanakosin ballroom which can be used individually or in combination with the other meetings spaces.

The Sukhothai function room is located on the top floor of the hotel with 2 small balconies and unrivalled views over nearly the whole of Pattaya. The room offers with its built in slightly elevated stage a unique function area.