She is second in the line of succession to the Monegasque throne, behind her twin brother, Hereditary Prince Jacques.
After much speculation it was confirmed, on 9 October 2014, that the couple was expecting twins by the end of the year.
[1][2] On 21 November 2014, the palace announced that each twin would have the right to a salvo of 21 cannon shots at birth.
Forty-two cannon shots (21 for each child) were to be fired from the Fort Antoine and church bells were to be rung for fifteen minutes.
[11] Gabriella and her brother Jacques have attended François d'Assise-Nicolas Barré School since 2021.