Jacob Johan Hastfer
Former Governor of the Livonia province
Jacob Johan Hastfer was a Swedish officer and governor of the Livonia province between 1687 and 1695. Wikipedia
Born: December 11, 1647, Tallinn, Estonia
Died: December 24, 1695 (age 48 years), Riga, Latvia
Previous office: Governor of the Livonia province (1687–1695)
Children: Berndt Johan Hastfer