Is bonjour used in the French language?

Yes, bonjour is a very common greeting in the French language. It is used to say "hello" or "good morning" and is considered polite in most situations.

It's important to note that while "bonjour" can be used throughout the day, it's generally more appropriate in the morning hours. In the afternoon and evening, it's more common to use "bonsoir" (good evening).