西爪哇 (印尼语：Jawa Barat) 是印度尼西亚爪哇岛上的一个省，首府为万隆。

西爪哇是印尼最老的一个省，1950年它正式成为印尼的省，2000年10月17日万丹被从西爪哇分离出去形成了一个新的省。

West Java (Indonesian:Jawa Barat, abbreviated as "Jabar", Sundanese:Jawa Kulon) is a province of Indonesia. It is located in the western part of the island of Java and its capital and largest urban center is Bandung, although much of its population in the northwest corner of the province live in areas suburban to the even larger urban area of Jakarta, even though that city itself lies outside the administrative province. The province's population is 46.3 million (in 2014) and it is the most populous and most densely populated of Indonesia's provinces.