User blog comment:D.Ryan/As Sonbird is to Big Daddy as Elizabeth is to Little Sister/@comment-10023421-20140511130520

Here is how I see it:

Rapture - Columbia

Andrew Ryan - Zachary Hale Comstock

Atlas - Daisy Fitzroy

Big Daddy - Songbird

Little Sister - Elizabeth

Jack - Booker Dewitt

Yi Suchong - Jeremiah Fink

Brigid Tenenbaum - Rosalind Lutece

Jasmine Jolene - Lady Comstock

etc.