Brown Driver Briggs

 Havilah = "circle"
n pr loc
1. a part of Eden through which flowed the river Pison (Araxes); was
probably the Grecian Colchis, in the northeast corner of Asia Minor,
near the Caspian Sea
2. a district in Arabia of the Ishmaelites named from the 2nd son of
Cush; probably the district of Kualan, in the northwestern part of
Yemen
n pr m
3. a son of Cush
4. a son of Joktan