To Whom do you Belong?

Being born into both “German/Polish and Lutheran heritage” I understand when (usually) at a church event outside one’s own congregation, you are asked, “And, what family do you belong to?” The person who may ask this is perhaps trying to connect me to a familiar surname or family member, perhaps in order to create conversation about something or someone in common that we possibly know. I realise this person could ask in interest, or to …