Where does “Grosjean” come from?

Grosjean (French) comes from French Jean, from English Jean, from English Jeanne, from French Jeanne, from Old French Jehane, from Medieval Latin Johanna, from Latin Joanna, from Ancient Greek Ἰωάννα — God is gracious.

Ancestry of “Grosjean”, step by step

Grosjean traces back through two separate lines of ancestry.

via French Jean

StepLanguageWordMeaning
1FrenchJeanJohn
2EnglishJeanDenim
3EnglishJeanne
4FrenchJeanneJane, feminine of John
5Old FrenchJehane
6Medieval LatinJohanna
7LatinJoanna
8Ancient GreekἸωάννα
9Hebrewיוֹחָנָה
10HebrewיוֹחָנָןGod is gracious
11HebrewיְהוֹחָנָןGod is gracious

via French gros

StepLanguageWordMeaning
1Frenchgrosbig, thick, fat; coarse, rough; famous
2Old Frenchgrosbig; large
3Latingrossuscoarse, unrefined; young, green, immature; thick,...
4Old High Germangrōzbig, large, thick; great; large, thick, coarse
5Proto-West Germanicgraut
6Proto-Germanicgrautazcoarse, crude; big, large
7Proto-Indo-Europeanǵʰer-to yearn for; to enclose; bowels, intestines
Every word from Hebrew יְהוֹחָנָןEvery word from Hebrew יוֹחָנָןEvery word from Hebrew יוֹחָנָה