What does Emerson mean?
An English surname, “son of Emery,” with Emery meaning “brave, powerful.”
What does Oakley mean?
A surname and place name from Old English 'ac' (oak) + 'leah' (woodland clearing or meadow), so literally 'the oak clearing'. It names numerous English villages (in Bedfordshire, Hampshire, Kent and elsewhere) and only became common as a given name recently.