Dublin City Center fell down from the fourth floor of the hotel and was admitted to a hospital.
The incident took place at 8 pm on Friday at the famous hotel in Wellington Dublin live.
The injured, 21, were admitted to St. James Hospital.
The 23-year-old woman was arrested by the police in connection with the incident.
"A woman was shifted to St. James Hospital on November 12, 2018 after she was injured in a hotel in the Wellington Queue," a spokeswoman for the Guard said. .
"A woman (23 years old) was arrested and held in Section 4, CJA and prepared a file for the DPP."
Queries are going on.