莱库穆省是刚果共和国南部的一个省份，首府锡比提（Sibiti），该区北临加蓬，东接高原省和普尔省，南毗布恩扎省，西邻尼阿里省，面积20,950平方公里，下分4县，1990年人口71,248。

Lékoumou is a department of the Republic of the Congo in the southern part of the country. It borders the departments of Bouenza, Niari, Plateaux, and Pool, and the nation of Gabon. The regional capital is Sibiti. Principal cities and towns include Komono and Zanaga.