This research have been the role of tourist fairs in stimulate tourism demand, the research emerges it's importance from the international competition and racing to open a new tourist market, many countries and tourist companies are racing to invent an effective promotional methods which aims to developing marketing effectiveness of its tourist products within promotional mixture elements which fairs are one of it, the process of organizing and managing fairs becomes a professional act and need high level of innovation and experience. the most important results reached by: - There is a Positive correlative relationship between tourist fairs and tourism demand. - There is an effect of destination promotion, price, tourism service Quality, Public Relations. - There is no effect for sample features on tourist fairs and tourism demand.