Hammett Roroi (ハメット・ロロイ Hammeto Roroi?) is a character from Turn A Gundam. Hammett is a citizen of the moonrace who lives in a village adjacent to a lunar canal and is also Dona Roroi's younger brother. He and Dona are dolphin riders and can submerge on dolphin back in scuba gear. They carry spears with which they use to hunt fish. Loran Cehack has known him since childhood. He refers to Loran as "Crybaby Loran".