I got this question multiple times while introducing myself. It sounds a bit odd and I don’t think they are really interested in the origin of my name. Is this a politically correct way of asking my ethnic origin? I guess “Where are you from” wouldn’t work for everyone since there are many born-and-raised British people with foreign names and ethnic origin.
It’s taken them by surprise, it’s offered a conversational opening that expresses interest in you. The alternatives
I understand you might find it a bit wearing , but I honestly don’t think it’s problematic