The wife connected to Stephen Fuller Austin is incorrect. He never married:
" Austin never married, nor did he have any children. He bequeathed all his land, titles, and possessions, to his married sister, Emily Austin Perry."
https://en.wikipedia.org/wiki/Stephen_F._Austin
Esther Huggins is the name of the wife of his ancestor Capt. Anthony Austin:
It even states it on her tombstone that she was Anthony's wife.
