I`m descending from the Hagedorn family also. I have information related with a branch in Brazil: The ship "Gellert" came to Brazil (arriving in São Francisco do Sul Harbour December, 11, 1862) from Hamburg (departure October, 28, 1862). In this ship came Johann Hagedorn and his wife, Johanne Hagedorn. A son, Wilhelm Hagedorn was 12 years old when arrive in Brazil. He married Ernestine Kohls (was 9 years old when came to Brazil, daughter of Friedrich Kohls and AnnaKohls. All came in the same ship... From Wilhelm Hagedorn and Ernestine Kohls Hagedorn was born Friedrich Wilhelm Hagedorn (my grandfather). Friedrich Wilhelm Hagedorn married with Rosa WilhelmineSelmer had 8 childreen. One daughter, Rosa Hagedorn, was my mother... I have more informationabout the members of this Hagedorn branch and about the parents and grandparents of Rosa Wilhelmine Selmer: Heirich Wilhel Selmer, Marie Frederike Luise Blumenthal, Josias Heirich Selmer, Elisabeth Selmer, Johan Karl Friedrich Blumenthal and Caroline Sender (cities where they was born in Germany and in Brazil, etc.). I give thanks for any aditional information.