French boy marrying Australian girl - will he get citizenship?

The information provided does not mention any details about citizenship eligibility. To provide an accurate answer about citizenship, it would be important to consult the specific laws and requirements for citizenship in Australia, considering factors such as residency, marital status, and other relevant criteria. It's recommended to refer to official sources, such as the Australian Department of Home Affairs, for up-to-date and accurate information about citizenship requirements and eligibility.