If you received an invitation and it shows the incorrect name as the sender, it is likely due to the fact you received an Evite invitation from that person in the past and accidentally saved their name with the general email address for Evite.
You can edit this by going into your email settings and looking up the name saved to the following email addresses:
Since this setting can only be changed in your email settings, we do not have access to make the changes on your behalf. You can contact support for your email if you have any issues locating where to make this update.