Here are some statistics concerning the surname Derby and a list of some of the the most common names in South Africa that contain it.
Frequency: 0.0009%
Approximate number of South Africans that have this surname: 468 MD5 Code: 7e3c720afe1e04eadd7459f072be745b SHA1 Code: bbb1e6ea9217bc62fd7733f3bb26f0237628d23f