The name that is transliterated as “Jacob” in English is translated in Finnish Sign Language and American Sign Language with the signs signifying “hairy forearm” (referring to the story starting at Genesis 27:11). (Source: Tarja Sandholm, RuthAnna Spooner, Ron Lawer)

“Esau” in American Sign Language, source: Deaf Harbor

See also Jacob and hairy (like Esau).