Midge on Family Tree Circles

I am looking for the COURTNEY family from Denham Springs, LA. Where they came from before they settled in LA. ?
Also looking for the ROBERTS family from Denham Springs LA. Emment Noel ROBERTS married Emma Gertrude COURTNEY.

Looking for family of Laura and Lawrence Mitchell from Italy. Came to America through Ellis Island.
Some of Laura's children went to live in Donaldsonville, LA and some in Chicago, and some in New York.