Where it comes from
ya'aqov (יַעֲקֹב), possibly 'supplanter' or 'held by the heel'
Also known as
Yaakov (the original Hebrew form), Jakob (German/Scandinavian), Iago and Diego (Spanish, via a separate route), Jacques (French)
Fun Fact
In the Hebrew Bible, Jacob was born grasping his twin brother Esau's heel, which the text directly ties to the meaning of his name. Later renamed Israel, he became the patriarch for whom the twelve tribes are named.