We report a case of primary cardiac fibroma which is a rare cardiac neoplasm and arising most frequently from right ventricular free wall and interventricular septum. A 2-month-old male infant with cyanosis was admitted for evaluation and treatment. Echocar-diographic lEnding was a cardiac mass. Successful nearly total removal of the tumor was performed. The pathologic result was compatible with fibroma. The postoperative course was not eventful, and have been in good condition upto now.