What is JotForm?
JotForm is a free online form builder which helps you create online forms without writing a single line of code. No sign-up required.
At JotForm, we want to make sure that you’re getting the online form builder help that you need. Our friendly customer support team is available 24/7.
We believe that if one user has a question, there could be more users who may have the same question. This is why many of our support forum threads are public and available to be searched and viewed. If you’d like help immediately, feel free to search for a similar question, or submit your question or concern.
It is possible you have 'multiple' Notification Email setup on the form.
If the form have multiple Notifier like this
it will send multiple submission email to the Recipient Email assigned to the Notifier. So, if the Recipient E-mail address is your email, they will then be sent multiple times to you.
You can delete the other Notifier if not needed.
Click on the red 'X' button when hovering on the selected Notifier.
Let us know if issue persist.