The WooCommerce Social Login extension enables users to easily log in and complete their checkout process using popular social networks like Facebook, Twitter, Google, Yahoo, LinkedIn, Foursquare, Windows Live, VKontakte (VK.com), Instagram, PayPal, and Amazon.
To see a demo of how it works, visit: https://codecanyon.net/item/woocommerce-social-login-wordpress-plugin/8495883