Marcus Wallenberg Jr.

Marcus Wallenberg Jr. RoKKMO
Marcus Wallenberg during the 1960s
Born	(1899-10-05)5 October 1899 Stockholm, Sweden
Died	13 November 1982(1982-11-13) (aged 83) Stockholm, Sweden
Nationality	Swedish
Alma mater	Stockholm School of Economics
Occupation(s)	Banker Industrialist Tennis player
Spouses	Dorothy Mackay ​ (m. 1923⁠–⁠1935)​ Marianne De Geer af Leufsta ​ ​ (m. 1937⁠–⁠1978)​
Children	Peter Wallenberg Sr. Marc Wallenberg Ann-Mari Wallenberg
Parent(s)	Marcus Wallenberg Amalia Wallenberg
Relatives	Jacob Wallenberg (brother)
Awards	Royal Order of the Seraphim and more
Tennis career
Plays	Right–handed
Singles
Grand Slam singles results
Wimbledon	2R (1922)
Doubles
Grand Slam doubles results
Wimbledon	2R (1922, 1925)
Mixed doubles
Grand Slam mixed doubles results
Wimbledon	1R (1922)
Team competitions
Davis Cup	SF (Europe) (1926)

Marcus "Dodde" Wallenberg Jr. RoKKMO (5 October 1899 – 13 September 1982), was a Swedish banker, business manager and member of the Swedish Wallenberg family. He was the most influential representative for the Swedish industrial tradition and Swedish business’ during the 20th century. He was the CEO of Stockholms Enskilda Bank 1946–1958 and during half a century – from the early 1930s until his death in 1982 – he led and reconstructed many of Sweden's largest companies. During World War Two Marcus together with Erik Boheman were appointed to conduct the Swedish trade negotiations.^[1][2]

Marcus Wallenberg had a big interest in sailing and tennis. He participated in the 1936 Olympic sailing competitions and was a Swedish elite tennis player. He received a technological honorary degree from Royal Institute of Technology.

The historian of business and author Ronald Fagerfjäll [sv] describes him as Europe's most powerful banker of the 20th century.^[3]