Grum Family History
Grum Name Meaning
Slovenian: variant of Grom derived from the dialect word grum ‘thunder’. German: variant of Grumm a habitational name from Grumme near Bocholt apparently so named from Low German grum ‘dirt mud’ or a topographic name for someone living in a muddy place. German: alternatively a variant of Krumm . Danish: nickname from grum ‘bad mean’.
Source: Dictionary of American Family Names 2nd edition, 2022