Automatically prefill your website forms with Marketo lead data
As of April 2026, Genius Marketo Form Prefill (API-Free) is a WordPress form plugin with 0 active installations and a 0/5 rating0. It has been downloaded 1.2K+ times in total. Requires WordPress 4.5+ and PHP false+. Available on WordPress.org since 2019. Last updated 6 years ago — may have compatibility concerns. Top alternative: MC4WP: Mailchimp for WordPress.
This API-Free plugin automatically prefills any forms embedded on your website with lead data from Marketo.
Supports the new Form Pre-Fill Feature Upgrade and can prefill also non-Marketo forms (requires some additional configuration).
Main Features
* Plug & Play – Enable the prefilling instantly by installing the plugin on your WordPress account and inserting a link to one of your Marketo landing pages.
API-Free – No API integration or coding are required. The plugin leverages native browser capabilities to automatically retrieve lead data from Marketo.
Secure – Your visitors’ data is not shared, stored or being processed on any 3rd party platform. GDPR Compliant.
Upgrade Your Genius Marketo Form Prefill
PRO version includes:
- Unlimited f…
| WordPress | 4.5+ requiredTested up to 5.0.25 |
| PHP | false+ required |
fixed a bug caused by marketo changes of form prefill
Plugin data sourced from WordPress.org. Analysis and metrics by PluginSift.