Steingrímur Steinþórsson (1893–1966), Prime Minister of Iceland from 14 March 1950 to 11 September 1953
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Steingrímur J. Sigfússon (born 1955), Icelandic politician and Iceland's Minister of Finance, Fisheries and Agriculture
On 16 January 2006, Steingrímur was injured in a car accident not far from Blönduós, Iceland: he has now recovered.
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Steingrímur was born in Gunnarsstaðir, a large sheep farm between Garður and Þórshöfn in the Þistilfjörður region of northeast Iceland (Svalbarðshreppur municipality).