People in cultures which commonly have very long names

Native Americans often have native names, but are now known by their English translations of those names. These are often longish names, often entire multi-word phrases that may be written with or without spaces separating the words.

There were several people named Everybodytalksabout who were in the news for some unsavory reasons (trouble with the law). We even had some threads here remarking on the name.

The people in Thailand must find that a difficult name.

Here is a page listing names in a Blackfoot genealogy. The names here are just surnames, and many of them are lengthy multi-word phrases.