Olfert Fasvier Fischer (14 March 1700 – 7 December 1761) was a naval officer in the service of the Danish crown who became a director of the Danish Asia Company and completed his career as a vice admiral. Personal life Born on 14 March 1700, Olfert Fasvier Fischer (his middle name was often abbreviated to Fas) was the son of the Dutch skipper and merchant Olfert Vaese who had settled in Copenhagen with his wife Alida Brunsman. He married twice, in 1720 to Sidsel Marie Hassel who died in 1737. Neither her year of birth nor any children are recorded. and in 1738 with his second wife Anna Ackerman, the 18-year-old daughter of a wine merchant, with whom he had ten daughters and three sons. Of the three sons all joined the navy, but two died young including Friderich Gerhart Fischer who was lost when his ship foundered in the Atlantic. The third son was Johan Olfert Fischer who also became a Vice Admiral. In 1745 the manor house of Marienborg at Lyngby, just north of Copenhagen, was built for Olfert Fas Fischer. Today it is the official residence of the Danish Prime Minister. Career As a cadet from the age of twelve, Fisker served under Andreas Rosenpalm in the Great Northern War until, in 1719 he was commissioned as a junior lieutenant. In 1715 he was with the small ship Cronen in the Pommeranian flotilla and quartered at Greifswalde in January and February 1716. In 1717 he served in the ship-of-the-line Lovise and in 1719 in the frigate Raae. From 1720 to 1722 he was employed on merchant ships based in Norway and was regularly employed thereafter. Promoted to senior lieutenant in 1725, he was second in command of the gunboat Friderichshald in the squadron, and the following year served in the ship-of-the-line Slesvig with the Danish squadron which, together with an English squadron, blockaded the Russian fleet in Reval (modern day Tallinn) in 1726. In 1728 he was granted four months leave of absence to travel privately to Norway. 1732 saw his promotion to captain-lieutenant, serving on the ship-of-the-line Prindsesse Charlotte Amalie and the following year to full Captain. In 1739 he became a director of the Danish Asia Company, a post he held until 1752. In 1743 he was in command of the ship-of-the-line Oldenburg Rising in seniority and rank to Commodore in 1747, Fas Fischer sat