Rainwater
On August 7, 2013
"Big Daddy" was written by John D. Loudermilk, and seems to have been recorded by him first too.
Performance title : Big Daddy
Arist name : John D. Loudermilk
Release title : 12 Sides of John D. Loudermilk
Release date : 1962
Record label : RCA Victor
Catalogue number : LSP 2539
Format : LP
Links (to verify) :
http://www.ihesm.com/
http://www.rocky-52.net/chanteursl/loudermilk_jd.htm
The next cover was released in France...
Performance title : Grand-Père Est Plus Jeune Que Nous
Artist name : Les Triplées
Release title : Grand-Père Est Plus Jeune Que Nous
Release date : June 1964
Record label : Jag
Catalogue number : 730 003 M (730.003 is cited most often, but I don't see the decimal on the cover)
Format : 7", EP
French lyrics by by: Pierre Saka
http://www.discogs.com/Les-Triplées-Grand-Père-Est-Plus-Jeune-Que-Nous/release/2…
http://www.encyclopedisque.fr/disque/43658.html
Artist name : The Browns
Release title : Big Daddy
Release date : October 1967
Catalogue number : 47-9364
Format : 7" 45 rpm
http://www.45cat.com/record/479364
http://countrydiscography.blogspot.de/search/label/Browns
The Browns' cover of "Big Daddy" was mentioned in the Nov. 4, 1967 Billboard. Therefore, October makes the most sense for the release date. One of the links I've provided also has October.