Formal:
* Être fier/fière (de) - This is the most common and literal translation. It means "to be proud (of)."
* Example: "Je suis fier de mon travail." (I am proud of my work.)
Informal:
* Être content/contente (de) - This means "to be happy (with)." It can also be used to express pride, especially in a less formal setting.
* Example: "Je suis content de toi." (I am proud of you.)
Other options:
* Être satisfait/satisfaite (de) - This means "to be satisfied (with)." It can also express pride in some situations.
* Être enchanté/enchantée (de) - This means "to be delighted (with)." It can be used to express a strong sense of pride and happiness.
The best choice will depend on the specific situation and the level of formality desired.