Name Statistics South Africa
The name Johan Wilken has an approximative frequency of 0.0012% in South Africa.
Approximate number of South Africans that have this surname:
First name: Johan
Approximate number of South Africans that have this first name:
The average IQ of the people who have this name: !! Unknown. Click here to determine the average IQ of the South Africans named Johan Wilken !!