Ligidium is a genus of woodlice. It contains about 68 species, six of which are probably taxonomic synonyms of Ligidium hypnorum or Ligidium germanicum. Of the remainder, 18 species are found in North America, six in Japan, two in Taiwan, four in China, 12 in Turkey, the Caucasus, and Central Asia, and six in Greece.

The following is an incomplete list of Ligidium species:

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