Earlier quoted context omitted.
In South India people don't always use surnames. Rather it is in format or wise versa.
Yep. At least in my state (Tamilnadu), this is because people gave up caste names voluntarily as part of the anti-caste-discrimination movement, and became mononymous. Then, those of us who had to interact with people and entities that strictly assume a two-name structure started using Father's name as last name, simply because a lot of registration forms (and some people too) cannot cope with the idea that someone d…
Many odd dutch surnames date back to dutchies, who had previously been using patronymics, having fun with the first census, taken under Napoleon in 1811.