The other of Green Party leader Eamon Ryan has died following an accident while on holiday.
Mary Ryan, of Sandycove in Dublin, died following an accident on a family holiday on Inisbofin.
She was transported to Galway University Hospital by air ambulance, but died on Tuesday.
No details of the accident have been released.
A death notice said Mrs Ryan died “unexpectedly but peacefully”.
Ms Ryan was described as the beloved wife of the late Bob and loving mother of John, Eamon, Robert, and Marion.
A Green Party spokesperson said: “Mary Ryan, mother of John, Eamon, Robert, and Marian, died suddenly in the early hours of this morning at University Hospital Galway.
“Minister Eamon Ryan wants to thank the Air Ambulance Service as well as staff at University Hospital Galway for their care.”
