There is a high incidence of carcinoma of the stomach in Korea and it has lead to the general impression that there are large number of Krukenberg Tumor . Eighteen Krukenberg Tumor among 980 cases of ovarian tumors were found in the hospital records at National Medical Center for 18 year from Jan. 1959 to Dec 1976. The results as follows; 1. The incidence of the Krukenberg Tumor among ovarian tumor (980 cases ) and malignant ovarian tumor (149 cases) were 1.8 percent, 12.1 percent respectively. 2. Average age was 43 years with range of 19 to 63. 3. Clincal symptoms and signs were abdominal pain and distension, abdominal mass, ascites menstrual irregularity and GI symptoms in order of frequency. 4. Abdominal pain and mass in 12 cases was present for 1 to 5 months before diagnosis. 5. Primary site of carcinoma was found in the stomach in 12 cases breast in a case and colon in one cases. 11 patients (61.1 percent) were bilateral.