Google GMail Loader (GML)
Check out the awesome Gmail Loader…
http://www.marklyon.org/gmail/
The application works by reading your existing mail files, and forwarding them to GMail. It does not delete the mail from your local computer. Email can be set to arrive at GMail in either your ‘Inbox’ or ‘Sent Mail’.
Here’s a guide on how to do it via MacOSX and Mail.app…
