Track UTMs in Webflow Form

Add the generic script in Header

As shown here...

Go to your page and create HTML block in your form

add the following content in

<div style="display:none;">
  <input type="text" class="form-inputs w-input" name="utm_source" id="utm_source">
  <input type="text" class="form-inputs w-input" name="utm_medium" id="utm_medium">
  <input type="text" class="form-inputs w-input" name="utm_campaign" id="utm_campaign">
</div>

as shown in the image:

You can add zapier integration and send all the data to Zapier when lead is submitted: