Gmail sent from Iphone uses wrong sent from name?

After getting married I changed my last name in my gmail account. When I send mail from my PC it uses my new "married" name. But when I send mail from my Iphone it still uses my maiden name.

How do I fix it?

Go to the settings in your iphone and change it there, the system will then use that name and not the one stored at the moment.
Although your using the same account the "page info" is from the devise