Gu was a rare family name of the Han race. It primarily belongs to the dialect group of Hakka. At current, people with the family name Gu live in the regions of Greater China and Singapore. One of the most prominent Taiwanese man has the surname "Gu". The family name Gu means innocent A dialect (from the Greek word διάλεκτος, dialektos) is a variety of a language used by people from a particular geographic area. ... Hakka (Chinese: 客家; pinyin: kèjiā, literal meaning guest families) are a Han Chinese people whose ancestors are said to originate from around Henan and Shanxi in northern China over 2700 years ago. ... Innocence is a term that describes the lack of guilt of an individual, with respect for a crime. ...