Jean may be a French surname from the given name Jean (Old French: Jehan), or an English surname which originated as a variant spelling of Jayne or as a toponymic surname referring to Genoa, Italy.
[1][2][3] [4] Variant spellings of the English and French surnames include Jenn, Jenne, Jeanne, Geen, Genn, and Jeans.
[5] French government statistics show 33,393 people with the surname Jean born in France from 1891 to 2000 (see table).
[6] Statistics compiled by Patrick Hanks on the basis of the 2011 United Kingdom census and the Census of Ireland 2011 found 305 people with the surname Jean on the island of Great Britain and six on the island of Ireland.
In the 1881 United Kingdom census there were 130 bearers of the surname, primarily in London.