When Hermann Meyn was born on 20 September 1891, his father, Peter Wilhelm Meyn, was 38 and his mother, Wilhelmine Dorothea Hamann, was 30. He had at least 1 son with Emma Reimers. He died on 22 August 1970, in Büdelsdorf, Rendsburg-Eckernförde, Schleswig-Holstein, Germany, at the age of 78.