There are provided a system, a method and a computer program product for sharing messages between an email client and a social network. The system prepares, based on an input from a sender, an email message by using the email client. The system identifies a portion of the email message to be shared with one or more users in the social network. The system tags the portion of the email message with identities of the one or more users in the social network. The system accesses the social network with credential of the sender. The system posts the portion of the email message on social network pages of the one or more users under a name of the sender.