Johann Jakob Balmer was a Swiss mathematician best known for his work in physics, the Balmer series of hydrogen atom. Wikipedia
Born: May 1, 1825, Lausen, Switzerland
Died: March 12, 1898 (age 72 years), Basel, Switzerland
Parents: Elizabeth Rolle Balmer and Johann Jakob Balmer
Education: Karlsruhe Institute of Technology and Universität Basel
Fields: Mathematics