Among primary tumors of the liver, the group classified as malignant hepatic mixed tumor or hepatoblastoma in adult is among the least common. In this report, two rare cases of nonhepatocytic malignant mixed tumor primary in the liver are reported. Diagnosis was established after autopsy in one and surgery in the other, who is still alive 2 years and 8 months after removal of the tumor by hepatic resection and may be the longest survivor among the nonhepatocytic malignant mixed tumor primary in the liver.