What does Emery mean?
From the Germanic Emmerich — amal (work) and ric (power) — “brave, powerful ruler.”
What does Matilda mean?
From the Germanic elements 'maht' (might, strength) and 'hild' (battle), giving the sense 'mighty in battle'. Popularized by the 11th-century Queen Matilda, wife of William the Conqueror.