Adelaide, Ponta Grossa Municipality, Paraná
Colônia Adelaide was one of the subunits of Colônia Octávio founded by Volga German settlers in 1878.
The following Volga German families are known to have settled in Colônia Adelaide:
- Schwab, Carlos Alberto. Resumo Histórico e Genealogia dos Alemães do Volga. Ponta Grossa, Brazil: C.A. Schwab, 1997.