Shiloh - Hebrew. Last I heard, it meant 'place of peace'.
As in, the Battle of Shiloh - one of the bloodiest battles of the American Civil War.
Angie's mother is French, so I think the middle name is a homage to her.
I think Shiloh is a pretty, non-gender-specific name.
Not sure what the Pitt's back home in Missourah are going to think of these names.