On 10 December 2023, President Síofra O’Leary attended a conference Defending the rights of everyone, everywhere held in Paris on the occasion of the 75th anniversary of the Universal Declaration of Human Rights, in the presence of Emmanuel Macron, President of the French Republic. She was accompanied by Mattias Guyomar, Judge elected in respect of France. President O’Leary also delivered an address during an official event hosted by Anne Hidalgo, Mayor of Paris.