An ice maker of a refrigerator includes a water supply to supply an ice-making water. The ice maker also includes an ice making container to be filled with the ice-making water. The ice maker further includes a cooler to provide a chill to the ice-making water. The ice maker additionally includes a water supplying-ice separator including at least one ice separating rod and a water supplying shaft. The water supplying shaft includes a water passage therein and a plurality of outlets wherein the ice-making water is discharged through the plurality of outlets to the ice making container. The at least one ice separating rod is provided on the water supplying shaft. The ice maker also includes a driver configured to rotate the water supplying-ice separator. The ice maker additionally includes a controller to control the driver, so that the at least one ice separating rod separates the ice.