Nonprofit marketing is one of the numerous marketing forms in contemporary time. It is known as a speccific science field and business philosophy, that applies to non-profit organizations. The basic differences between non-profit and conventional marketing are derived from the nature of the non-profit organization's business, which refers to non-profit, social orientation, social sensitivity and similar characteristics. Given the funding issues, nonprofit marketing tends to have proven marketing activities that will generate minimal costs and optimaln results. For non-profit organizations it is very important to attract and motivate the general public, as they provide donations as a type of financial assistance and volunteerism. An excellent instrument for that are social networks, which in modern times present global communication phenomen, but also a market instrument. On social networks, the non-profit organization uses personal profiles to inform the public about its existence, indicate the interests of the area, as well as the achieved results. The tendency is to motivate stakeholders to include in their work, attract the donations or other benefits. Sample examples of non-profit organization marketing on social networks are the Association "Our dream is their smile", Foundation "Ana Rukavina - I want a life", as well as the Croatian Society of Fine Artists.