The Lig were a tribe of Kaleesh well known for their fine swordsmiths. The Lig sword was named for them.
Sources
The Story of General Grievous: Lord of War on Hyperspace (article) (content obsolete and backup link not available)
In other languages
The Lig were a tribe of Kaleesh well known for their fine swordsmiths. The Lig sword was named for them.
The Story of General Grievous: Lord of War on Hyperspace (article) (content obsolete and backup link not available)