盖布泽是土耳其的城市，由科贾埃利省负责管辖，位于该国西北部，距离伊斯坦堡30公里，面积604平方公里，主要经济活动是工业，2010年人口290,868。

Gebze (Turkish pronunciation: [ˈɟebze], ancient names: Dakibyza and Libyssa, Λίβυσσα in Ancient greek) is a district in Kocaeli Province, Turkey. It is situated 30 miles east of Istanbul, on the northern shore of the Sea of Marmara. Gebze is the second largest district in Kocaeli after İzmit, the provincial centrum in terms of population. Gebze has experienced rapid growth in recent years, from 159,116 residents in 1990 to 299,047 in 2011.