Thórhallsson

Thórhallsson or Þórhallsson may refer to:


 * Baldur Thorhallsson, Professor at the University of Iceland
 * Dagur Dan Þórhallsson (born 2000), Icelandic football midfielder
 * Höskuldur Þórhallsson (born 1973), Icelandic politician, former member of the Althing
 * Magnús Þórhallsson, Icelandic priest and scribe
 * Ragnar Þórhallsson (born 1987), Icelandic musician
 * Thorlac Thorhallsson (Saint Thorlak) (1133–1193), the patron saint of Iceland
 * Throstur Thorhallsson (born 1969), Icelandic chess grandmaster
 * Tryggvi Þórhallsson (1889–1935), prime minister of Iceland 1927–1932