Johannes Thomassma Johannes Thomassma (Thomasma) was born in Wonseradeel, Friesland on May 24, 1834, the son of Rein Johannes Thomassma and Antje Pieters Nauta. He died on January 25, 1882 and is buried in Allendale Township Cemetery Johannes Thomassma immigrated to the United States from the Netherlands in 1869, four years after the Civil War ended.