Conversion Tracking for Contact Form 7 helps you track the user who filled out the form.

Contact Form 7 Leads Tracking helps you track the user who filled out the form.

This plugin is adding the user's internet provider information (based on IP address), to the body of the email. Contact Form 7 Plugin required.

Display user information and date/time with easy-to-use shortcodes. Free version includes 8 essential shortcodes.

Add extra columns to the Users screen - number of comments and all post types, registration & login dates and IP addresses.

Forminator Add-on : User Info enhancements.

Lead info with country for Contact Form 7 helps to track users that fill in forms.