潘兴县（Pershing County, Nevada）是美国内华达州西北部的一个县，面积15,715平方公里。根据2010年人口普查，共有人口6,753人。潘兴县的县治拉夫洛克（Lovelock）。

潘兴县成立于1919年3月18日，是自洪堡县独立的，且是该州最晚成立的县。县名纪念美国陆军特级上将约翰·约瑟夫·潘兴。潘兴县被列为内华达州历史标记17号，而这个标记被置于拉夫洛克的潘兴县法院内。

Pershing County is a county located in the U.S. state of Nevada. As of the 2010 census, the population was 6,753. Its county seat is Lovelock. The county was named after army general John J. Pershing (1860–1948). It was formed from Humboldt County in 1919, and the last county to be established in Nevada. The Black Rock Desert, location for the annual Burning Man festival, is partially located in the county.