Robert McClanahan Crockett, Esq. - Relation to David(Davy) Crockett

There does not appear to be a connection via the Crockett name, or if there is then it's a much older connection than Geni will show. Geni will only show the most direct blood line connection and the more non-blood line connection.

Using the pushpin on the relationship path you can examine the relationship between any two profiles. https://help.geni.com/hc/en-us/articles/229703047-How-To-Find-Other...

Here's the bloodline result:
https://www.geni.com/path/Robert-Crockett-Esq+is+related+to+Davy-Cr...

and the non-blood result:
https://www.geni.com/path/Robert-Crockett-Esq+is+related+to+Davy-Cr...