Personal life

He was the youngest son of Anne

Anne Thommessen

-Personal life and education:She was born in Kristiania as a daughter of Mikkel Dobloug and his wife Susanna, née Baashuus . She finished her secondary education with a private exam at Gjertsen's School in 1897. She later studied philology, but the studies were interrupted because of marriage.In...

 and Rolf Thommessen

Rolf Thommessen

Rolf Thommessen was a Norwegian journalist, newspaper editor and politician. He edited the newspaper Tidens Tegn from 1917 to 1938...

, and thus a paternal grandson of Ola Thommessen

Ola Thommessen

Ola Thommessen was a Norwegian newspaper editor. He was the long-time editor of Verdens Gang and Tidens Tegn.-Early and personal life:...

 and maternal grandson of Mikkel Dobloug.

Together with Mimi Reimers (1906–1983) he had the son Henrik Peter Thommessen, who married Annette Thommessen and in turn had the son Olaf Henning Thommessen

Olaf Thommessen

Olaf Henning Thommessen is a Norwegian businessman and politician for the Liberal Party.Olaf Thommessen is a Roman Catholic of French and Norwegian descent. His mother was Anette Thommessen , a French national. Annette got her Norwegian surname when she was married to Henrik Peter Thommessen from...

. Mimi Reimers was a granddaughter of Herman Johan Foss Reimers

Herman Johan Foss Reimers

Herman Johan Foss Reimers was Norwegian judge and politician for the Conservative Party.-Career:He was hired in the Ministry of Finance in 1878. From 1884 he was a Supreme Court Assessor...

 and August Geelmuyden Spørck

August Geelmuyden Spørck

August Geelmuyden Spørck was a Norwegian military officer and politician for the Liberal Party. He is best known as the Norwegian Minister of Defence from 1909 to 1910.-Career:...

. Through his sister Susanna, Olaf D. Thommessen was a brother-in-law of Harald Hals.

Career

From 1928 to 1938 he worked in his grandfather's and father's newspaper Tidens Tegn

Tidens Tegn

Tidens Tegn is a former Norwegian newspaper, issued in Oslo from 1910 to 1941.-Editors:The founder and first editor-in-chief of Tidens Tegn was Ola Thommessen, who edited the newspaper until 1917. Thommessen had recently left the editor chair of Verdens Gang in protest, bringing much of Verdens...

as journalist, subeditor and manager. In 1938 the family sold the newspaper. In 1940 he started the book shop A/S Bokhjørnet. He chaired the Oslo Booksellers Association from 1954, and then from 1956 to his death he chaired the Norwegian Booksellers Association

Norwegian Booksellers Association

The Norwegian Booksellers Association is a Norwegian interest group. Its purpose is "looking after the interests of the booksellers and working to strengthen the position of literature and books in society". It awards the annual Norwegian Booksellers' Prize .It was founded on 10 January 1851. The...

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