Blache Family History
Blache Name Meaning
French (southeastern): topographic name for someone who lived by an oak grove from the Old Occitan word of Gaulish origin blaca ‘oak plantation’ originally denoting a plantation of young trees of any kind. French: habitational name from (La) Blache the name of several places in the south of France.
Source: Dictionary of American Family Names 2nd edition, 2022