I have a Magento site with multiple languages. I have setup the language packs and everything seems to translate properly on the website. Also the transactional e-mails are
The reason for why you are receiving the email templates in another language than the one expected is dependent of the language in which you first created your account. Try to check this to be in your own language when you first created the account.
Check this under Customers> Account Information to see how your account was created.
/Kalif