Þórðarson
Þórðarson (transcribed Thordarson ) is the patronymic of the following people:
- Björn Þórðarson (1879–1963), Icelandic politician
- Jón Þórðarson († after 1397), Icelandic author
- Sigurjón Þórðarson (* 1964), Icelandic politician
- Sighvatur Þórðarson (995 – around 1047), skald in the retinue of Olav the Holy
- Sturla Þórðarson (1214–1284), Icelandic politician and historiographer
- Tomas Thordarson (* 1974), Danish singer
- Þórbergur Þórðarson (1888–1974), Icelandic writer
- Þórður Þórðarson (soccer player, 1930) (1930–2002), Icelandic soccer player
- Þórður Þórðarson (soccer player, 1972) (* 1972), Icelandic soccer player
