Bertha Dorothea Heiden was a fraternal twin to Herman John Heiden and they were born on Monday, July 31, 1876. They were the fourth and fifth children of August and Fredericka (Knaack) Heiden and the second and third to be born in America.

Bertha died about January 31, 1877 at the family home in Monroe, Michigan and is buried in the Zion Lutheran Church cemetery in Monroe.