Is Cashmore an Irish last name, It's my grandmother's maiden name, ancestry from Co Cork, can't find the name

According to www.ancestry.com it actually English,


Cashmore


English: probably a habitational name from Cashmoor in Dorset, which is probably named with Old English c忙rse 鈥榗ress鈥?+ mor 鈥榝en鈥? 鈥榤arsh鈥?or mere 鈥榩ool鈥?


Perhaps an Americanized spelling of German Kirchmeier.


Dictionary of American Family


hope this helps.