大克鲁县（英文：Grand Kru County）是利比里亚15县之一，首府巴克利维尔 (英文:Barclayville).

利比里亚县级行政区 伯米 · 邦 · 巴波卢 · 大巴萨 · 大角山 · 大各德 · 大克鲁 · 罗发 · 马及比 · 玛丽兰 · 蒙特塞拉多 · 宁巴 · 里弗塞斯 · 吉河 · 习诺

Grand Kru County is a county in the southeastern portion of Liberia. One of 15 counties that comprise the first-level of administrative division in the nation, it has eighteen districts. Organized in 1984, its capital is Barclayville. The area of the county measures 3,895 square kilometres (1,504 sq mi). As of the 2008 Census, it had a population of 57,106, making it the least populous county in Liberia.