Ado was born in 1733. Ado's father was Jüri and his mother was Eva. His paternal grandparents were Peeter and Eva. He had a brother and three sisters, named Jüri, Pabbo, Anu and Els. He had three half-brothers and two half-sisters, named Hans, Märt, Jaak, Ann and Mari. He died at the age of 61 in 1794.