Jaan was born in 1742. Jaan's father is Hindrik and his mother was Leenu. His paternal grandparents were Peedu and Kärt; his maternal grandfather was Andres and his maternal grandmother is Mai. He had three brothers and three sisters, named Peeter, Jaak, Madis, Katri, Pabbo and Liis. He died at the age of 54 in 1796.