Genealogy / THE MEANING AND RESEARCH OF MY POLISH LAST NAME, SURNAME? [4500]

Hajec (or possibly Chajec) (pronounced "Hai-yets," correct?)

Mackowiak or Machowiak

Jedrzyczyk (does it mean son of Jedrzy?)

Dridolura/Dudara/Driadura/Driadzna/Dziadura/Driadnza ...something like that :-)