Loi is a common Jatt surname found among Sikhs in Punjab.
The surname only belongs to the Jatt caste within Punjab and the Sikh community.
The surname Loi only belongs to the Jatt caste within the Sikh and Punjabi community.
[1] The 2010 United States Census found 1,357 people with the surname Loi, making it the 19,814th-most-common name in the country.
In both censuses, slightly fewer than nine-tenths of the bearers of the surname identified as Asian, and between six and eight per cent as White.