Why does Rumpelstiltskin want kids?

You can use a name to gain leverage, in our more literal manner. But to the magically inclined, a name can be a great many things, it can allow one to construct a curse, an enchantment, or a divination. Some traditions believe that the name endows a being with a grounding point around which magic may be worked, a symbolic syllabic cluster that is as much a part of a person as hir hand, but considered to represent the whole of the body and the mind.

Now, if you were a little impit what had knowledge of the workings of magic, what would you want with names?