How can I find info on (Birth mother) Alice Grey or Gray -

Question

Birthmoher's  name was Alice Grey or Gray. owned or worked and lived in a bar in chicago ill. I  was adopted probably 1953.  I belive Alice died in the 1960's. I was born in Cook Cty Hospital 8-6-51. Do not know name of birth father.

Answer 1

What Surname is on your birth record?

Answer 2

Assuming you've tried the adoption agency and been stymied by an administrative block, your best bet is DNA, and the more data bases the better. 

Start reading here: http://www.wikitree.com/wiki/DNA_Tests

I know someone who ran her DNA on Ancestry and she's discovered three new relatives, all adopted.