库拉湾（Kula Gulf）是所罗门群岛西部省的海湾水域。库拉湾以西为科伦班加拉岛（Kolombangara），西南方为阿伦德尔岛（Arundel Island），南与东为新格鲁吉亚岛。北方向新格鲁吉亚海峡开放，往西南经Blackett海峡连接维拉湾（Vella Gulf）与所罗门海。

太平洋战争进行中的1943年7月，大日本帝国海军与美国海军于此地进行库拉湾海战。

Kula Gulf is a waterway in the Western Province of the Solomon Islands. It lies between the islands of Kolombangara to the west, Arundel Island (Kohinggo) to the southwest, and New Georgia to the south and east. To the north, it opens into New Georgia Sound ("the Slot"). To the southwest, it connects via Blackett Strait to Vella Gulf and the Solomon Sea.