Trumpkin. And I loved how in SC his hearing made it hard to communicate with him, such like the conversations between him and Glimfeather.
"The girl's called Jill."
"What's that? The girls are all killed!"
"The boy's Eustace, my lord."
"Useless? I dare say he is. Is that any reason for bringing him to court?"
Although, my favorite name for a dwarf was Nikabrik.
MrBob