Systems and methods for event attendance notification are provided. A representative systems includes a mobile device operative to: receive member information corresponding to members of a social network; receive event information corresponding to a first event, designated to occur at a first location, wherein at least a first of the members is scheduled to attend the first event; and responsive to determining that the current location of the first of the members corresponds to the event information, enable attendance information to be sent to others of the members of the social network indicating that the first of the members is at the first event.