<Li> Staffan de Mistura was appointed the Special Envoy of the Secretary - General for Syria on July 10, 2014 . </Li> <Li> Said Djinnit was appointed the Special Envoy of the Secretary - General to the Great Lakes Region on 17 July 2014 . </Li> <Li> Ismail Ould Cheikh Ahmed was appointed the Special Envoy of the Secretary - General for Yemen on April 25, 2015 . </Li> <Li> Macharia Kamau and Mary Robinson were appointed as Special Envoys of the Secretary - General for El Niño and Climate on May 20, 2016...</Li>

Special and personal representatives envoys and advisers of the secretary-general