Here are some statistics concerning the surname Callow and a list of some of the the most common names in South Africa that contain it.
Frequency: 0.0012%
Approximate number of South Africans that have this surname: 624 MD5 Code: e6282d845a284648b87c702fd560c6c8 SHA1 Code: 1392778fed63074b3f850f17e3646a50d729694e