Coonrod is an old respectable name! It means the cattle are dying!
Sounds about like the way a southerner would pronounce the name Conrad”. 😉......maybe just a bastardized spelling or the misuse of “Hooked on Phonics”.
I delivered mail to a Black family who had a member named Evangilique, or something like that. Got a piece of mail one day and it was addressed to Vaginaliqa. No chit.