It's not forced but where it's culturally common it's often the default presumption. My wife didn't change her name but that meant she has a different surname

It's not forced but where it's culturally common it's often the default presumption. My wife didn't change her name but that meant she has a different surname to our children. That can cause minor annoyances in airports, for example. It's not a big deal, and it's fairly predictable, but it's a thing.