Leenu was born in 1789. Leenu's father was Jaak Kõrge and her mother was Anu. Her paternal grandparents were Toomas and Liis; her maternal grandparents are Toomas and Anu. She had a brother and four sisters, named Juhan, Mari, Mai, Anu and Liis. She died at the age of 32 in 1821.