His or Her (Royal) Highness
(votre) altesse
si Votre Altesse......
si Votre Altesse......
votre altesse royale
Sometimes sagesse and politesseOften richesse and largesseAlways and forever altesse.
There are no exact synonyms, but the following words may be used depending on the context:"Altesse" or "Majesté" (all persons of royal blood, including kings and princes)"Dauphin", the older son of the King of France"Infant", the older son of the King of Spain or Portugal"successeur" (successor)
Hi: That would be: Votre Altesse Serenissime (with two accents aigus), this is for both: male & female
The cast of Son altesse - 1922 includes: Barral Carlos Avril Albert Combes as Marcelin Jules de Spoly Jean Devalde as Prince Victor Paul Franceschi Louis Kerly as Casimir Marguerite Madys as La Reine Jules Mondos as Le grand Chambellan Blanche Montel as Friquette
Adolphe de Leuven has written: 'Le bijou perdu' 'Le premier pas de Son Altesse'
a son (English) > un fils (French)un son (French) > a sound, a noise (English)
your son is translated 'ton fils' in French.
Lady in French is 'dame'. Son in French is 'fils'. To say 'the lady and her son' you should say 'la dame et son fils'.