Here are some statistics concerning the surname Koster and a list of some of the the most common names in South Africa that contain it.
Frequency: 0.0086%
Approximate number of South Africans that have this surname: 4472 MD5 Code: 715960cbbbc8e88770d7d44c1580f79d SHA1 Code: 6381baa6216a936d1561b8c559291542edbf0e62