Dokta Kyriakos Hatzigiannis shi ne wakili na musamman don shigar da ƙungiyoyin jama'a a Majalisar Dokoki ta Ƙungiyar Tsaro da Haɗin Kai a Turai (OSCE). Ya kuma taba zama Shugaban Kwamitin Dimokuradiyya, 'Yancin Dan Adam da Al'amuran Jin kai na OSCE. Bugu da kari, Mr. Hadjiyiannis shi ne mataimakin shugaban kwamitin wucin gadi kan kaura na majalisar dokoki ta kungiyar tsaro da hadin kai a Turai (OSCE).