Þorsteinn B Sæmundsson
- Date of Birth: November 14th, 1953
- Party: Centre Party
Parliamentary career
- Member of Althingi for the Southwest Constituency 2013–2016 and for the Reykjavík South Constituency since 2017.
- Deputy Speaker of Althingi since 2017.
- Deputy Speaker of Althingi 2013–2016.
Present committees
- Member of the Constitutional and Supervisory Committee since 2017.
Previous committees
- Member of the Industrial Affairs Committee 2013–2016.
- Member of the Icelandic delegation to the West Nordic Council 2015–2016.