If your Palmer ancestors are from Sicily in Italy (originally) then by variations of the surname, Palmer, you could be a Jew. If in doubt, have your brothers do genetic testing to see if you're a Jewish Palmer.
yes it is a Jewish surname
No, but a Jewish person can have any surname.
Lélia Abramo died in 2004.
Perseu Abramo died in 1996.
Perseu Abramo was born in 1929.
Abramo dall'Arpa died in 1566.
Cláudio Abramo was born in 1923.
Cláudio Abramo died in 1987.
Abramo Basevi died in 1885.
Abramo Basevi was born in 1818.
Abramo Albini was born in 1948.