CATHODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, METHOD OF MANUFACTURING THE SAME AND LITHIUM SECONDARY BATTERY INCLUDING THE SAME

A cathode active material for a lithium secondary battery according to exemplary embodiments may include lithium metal oxide particles; and a coating layer which is formed on surfaces of the lithium metal oxide particles and contains a first metal and a second metal, wherein the coating layer may include a region having a predetermined tendency that the concentrations of the first metal and the second metal are changed. In addition, a method of manufacturing the cathode active material for a lithium secondary battery is provided.