This research a mining at evaluation the efficiency of the nursing performance depended on standards of W.H.O. via application standards of W.H.O on the nursing personnel in medical city office,  in light of it, it has design  world evaluation list, and a sample was chosen  from the nursing personnel in  given researched the organization whom they are evaluated according to the standards of W.H.O for the nursing performance included of ten standards, divided in to 45 question , besides the evaluation list, the researcher get assistance of some tools of collection information via  actual checking and personal interviews, a number of statistical means were used to manipulate these information such as the mean. Standard deviation, percentage, hypothetic mean, and  liaison of perason was used and Spare man correction equation and Alfa coefficient for the external adhesion. And depending on  research variables  standards and indentifying them ,  and examine the  liaison relation  and the effect and differences among them, the researcher has reached to a number of conclusions most important of which non-existence of  organizational standards in the researched organization in the nursing performance , and non-existence of administration experience in most of the nursing personnel via making decision and the ability of to form team and to solve the problems and the organization  point of view was translated.