Edouard Brunner
From 1989 to 1993 , Brunner served as Switzerland's Ambassador to the United States . In 1991 , United Nations Secretary-General Javier Pérez de Cuéllar named Brunner to be the U . N . 's envoy to the Middle East . In 1993 and 1994 , Brunner led a successful U . N . 
<triplet> Javier Pérez de Cuéllar <subj> United Nations Secretary-General <obj> position held