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

[Moved from]: Koczalski

My dads real father was polish his name was czeslaw koczalski he married my nan in England his father was called josef koczalski and was a train driver I would live to find any information out on this side if my family but don't know how have tried lots of ancestry sites with no luck!