Ejnar Hertzsprung

Ejnar Hertzsprung
Hertzsprung in 1961
Born(1873-10-08)8 October 1873
Copenhagen, Denmark
Died21 October 1967(1967-10-21) (aged 94)
Roskilde, Denmark
Alma materCopenhagen Polytechnic (DTU)
Known forHertzsprung gap
Hertzsprung–Russell diagram
SpouseHenriette Mariette Augustine Albertine Kapteijn (1881–1956)
Parents
  • Severin Carl Ludvig Hertzsprung (father)
  • Henriette Christiane Charlotte Frost (mother)
AwardsBruce Medal (1937)
Gold Medal of RAS (1929)
Scientific career
FieldsChemistry, Astronomy
InstitutionsLeiden Observatory

Ejnar Hertzsprung (Danish: [ˈɑjnɐ ˈhɛɐ̯tsˌpʁɔŋ]; 8 October 1873 – 21 October 1967) was a Danish chemist and astronomer. He is best remembered for his role in developing the Hertzsprung–Russell diagram of stars.