双斜带天竺鲷（学名：Apogon semiornatus），为辐鳍鱼纲鲈形目鲈亚目天竺鲷科的其中一个种。

本鱼分布于印度西太平洋区，包括南非、马达加斯加、留尼旺、毛里求斯、塞舌尔群岛、阿曼、也门、圣诞岛、可可群岛、台湾、日本、菲律宾、越南、印尼、新几内亚、澳洲、东加等海域。

Apogon semiornatus is a translucent fish with one main stripe (usually red) and little to none smaller stripes. Sometimes there are no stripes at all. This fish lives in the Indo-West Pacific Ocean, in the Red Sea and the Gulf of Oman, east to Australia, north to Japan, south to Natal,and in the waters around South Africa. This fish naturally lives in rocky and rubble reefs, and is secretive under pieces of material or in the back of low caves. These fish can live alone, but can and sometimes live in small groups.