Here are some statistics concerning the surname Trewhella and a list of some of the the most common names in South Africa that contain it.
Frequency: 0.0005%
Approximate number of South Africans that have this surname: 260 MD5 Code: 12118f488bb474bd2ccf8e1a185a06e6 SHA1 Code: c187ddef283933baaffd2a1c1d082bca033f00ec