Yanggu County (simplified Chinese: 阳谷县; traditional Chinese: 陽穀縣; pinyin: Yánggǔ Xiàn) is a county of western Shandong province, People's Republic of China, bordering the narrow strip of Henan province to the south.

It is administered by the prefecture-level city of Liaocheng.

The population was 748,818 in 1999.

[3] As of 2012, this county is divided to 3 subdistricts, 10 towns and 5 townships.

[4]