How to Say Happy Father's Day in French. Bonjour! Here is how to wish "Happy Father's Day" in French.
Say "Heureux" for Happy. Pronounce it as "er-roo."
Say "Père" for Father. Pronounce it as "pear."
Spell "Jour" for Day. Pronounce it as "jûr."
Say it together as - "Le Jour De Père Huereux." Here "Le" and "De" (say it as "duh") are French pronouns used.