Early life 
Ernst Waldemar Jungner was born in 1869 in Västra Götaland County, Sweden. His parents were ministers, and his father died when Waldemar was 13 years old. In 1869, the year he was born, failed harvests caused famine throughout Sweden, which affected Jungner's health. He also contracted measles and scarlet fever.
He attended Skara upper secondary school, and studied chemistry, mathematics, astronomy, botany, geology and Latin at Uppsala University. He went on to carry out further studies at the Royal Institute of Technology (KTH) in Stockholm.
Later life 
Jungner joined the Royal Swedish Academy of Engineering Sciences in 1922 and in 1924 he received the Swedish Chemical Society´s Oscar Carlson Medal. Jungner died in 1924 of pneumonia at the age of 55.
- Hansson, Sven A.: Waldemar Jungner and Jungnerackumulatorn, 1963, sid. -92 : ill..  -92: ill. 0070-2528. ISSN 0070-2528 . Libris 10642464 . 0070-2528. ISSN 0070-2528 . Libris 10,642,464 .