Last name 吉尼斯 (Guinness 
, Guines 
, Geniesse 
) , around the world, is quite a rare family name. The family name 吉尼斯 is characteristic of Ireland, where it is quite a common surname, Trinidad and Tobago, where it is quite a rare surname, and New Zealand, where it is a rare surname. Not in comparison with a country's population, this name is the most popular in Ireland, the United Kingdom, and the United States. Very seldom, 吉尼斯 is the forename as well as the last name.