<B>Liam:</B> unwavering protector, form of William; Irish.
<B>Shane:</B> god is gracious, variant of Shaun from John; Irish.
<B>Donald:</B> From the Gaelic name <I>Domhnall</I> which means "ruler of the world", composed of the Old Celtic elements <I>dumno</I> "world" and <I>val</I> "rule". Two kings of Scotland have borne this name.

Well, that was exciting.