The Hebrew and Greek that is transliterated as «Asher» in English is translated in Spanish Sign Language with a sign for «(oak) tree» that signifies fruitfulness (referring to Genesis 49:20). (Source: Steve Parkhurst)
«Asher» in Spanish Sign Language, source: Sociedad Bíblica de España
For more information on translations of proper names with sign language see Sign Language Bible Translations Have Something to Say to Hearing Christians .
More information on Asher and the Tribe of Asher .