Proper noun
(countable) A habitational surname from Old English.
(uncountable) A placename:
A locality mainly in Exton and Horn parish, Rutland, England, with many places/properties named Barnsdale (OS grid ref SK9009).
A number of places in Doncaster borough, South Yorkshire and Wakefield borough, West Yorkshire, England, including Barnsdale Bar on the county boundary (OS grid ref SE5113).
Source: en.wiktionary.orgA Gest of Robyn Hode states that the outlaw built a chapel in Barnsdale that he dedicated to Mary Magdalene, :I made a chapel in Bernysdale, :That seemly is to se, :It is of Mary Magdaleyne, :And thereto wolde I be. Source: Internet