Antolak, Gruza, Mirek - help with these surnames

Hi,
I'm new to these boards and was wondering if you guys could help me with the surnames listed above. Could you tell me if these last names are polish, and if not what origin they are. it would be greatly appreciated.

Thanks, and i'll be back later to read any replies
Bye.

antolak looks jewish/russian
gruza/mirek some common eastern names

My grandfather, Josef Antolak, was born in poland in 1895(?)
His listed place of residence was sieniawe, galicia.
He came to the US in july of 1913.
I have been trying to gather info on family history.
Grandfather: Josef Antolak
Great Grandfather: Adam Antolak (married a talaga)

Joseph Antolak

ANTOLAK: possibly patronymic nick derived from Antoni (Antoni's son?) or Anatol (Anatol's son?)
GRUZA: dervied from gruz (rubbble), gruzel (clod) or Gruzin (Georgian).
MIREK: short for first name Mirosław; some Polish surnames have forms identical to Christian names, eg Zygmunt, Wojtek, Jędrzej.

Jantolak -

There was a Jozef Antolak who was married to Marianna Gal in Odrowaz (southern Poland, near Nowy Targ). They had 3 children born in Odrowaz:
Antonia (born 1900)
Aneila (born in 1901)
Andrzej (born in 1906)

If you visit the PolishOrigins website / Antolak is in the surname list. There are members there who are also researching this name.

My grandmother's maiden name was Antolak. She was polish.

No absolutely not jewish nor russian. Purely Polish

my last name is gruza
my grandfather Jacob Gruza - an orthodox jew left skempe poland for the US in 1920 and then his wife dina, and daughters francis, elenor, shirley and niece traveling as a daughter ceila followed in 1925

cpamarv@aol.com