American diplomat
Robert I. Blau (born 1955) is an American Career Foreign Service Officer who served as Chargé d'Affaires ad interim to El Salvador from January 2009 until September 2010.
There was an issue during his tenure about the United States interfering with El Salvador elections which Blau needed to be involved with.
In retirement, Robert Blau has written two books for publication: "Cancer World," describing his experiences battling throat and neck cancer; and "The Oldest City's Oldest Synagogue," a history of the St. Augustine, FL Jewish community.