There are two parts to a person's given name. The first is that by which they are known. this is picked by their parents and given to them when they are acknowledged as part of the clan. this aknowledgement varies from clan to clan, being anything from just being born to elaborate rituals which give significance to the moon they were born under or the animal which will guide them through life.
The second part to a persons name also varies from clan to clan. This second part is a derivative of one of their parent's names.