Epp was born in 1753. Epp's father was Märt and her mother was Liis. Her paternal grandparents were Mats and Pabbo; her maternal grandparents were Mats and Ann. She had two brothers and two sisters, named Mats, Mihkel, Els and Madli. She had two half-brothers and two half-sisters, named Jaan, Hans, Epp and Kärt. She died at the age of 40 in 1793.