Sigurjón Kjartansson (born 1968), Icelandic comedian, writer and producer and part of the comic duo Tvíhöfði with Jón Gnarr
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Magnús Kjartansson (1919–1981), Icelandic politician and former minister
Björgólfur Guðmundsson, Hafskip's managing director, and the Hafskip executives Pill Bragi Kristjónsson, Ragnar Kjartansson and the company's auditor, Helgi Magnússon, were detained and later charged with 450 criminal counts, from embezzlement to fraud.