Speakers of the Lower House of the Althing.

Below is a list of office-holders from 1889:

Name PeriodJón Sigurðsson1875–1879Jón Sigurðsson (Gaultlöndum)1879–1885Grímur Thomsen 1885–1886Jón Sigurðsson (Gaultlöndum)1886–1889Benedikt Sveinsson1889–1891Þórarinn Böðvarsson1891–1893Benedikt Sveinsson1893–1894Þórarinn Böðvarson1894–1895Benedikt Sveinsson1895–1897Þórhallur Bjarnarson1897–1901Klemens Jónsson1901–1905Magnus Stephensen1905–1909Hannes þorsteinsson1909–1912Magnús Andrésson1912–1914Ólafur Briem1914–1920Benedikt Sveinsson1920–1931Jörundur Brynjólfsson1931–1942Emil Jónsson1942Jóhann Þ Jósefsson1942–1943Jörundur Brynjólfsson1943–1945Barði Guðmundsson1945–1949Sigurður Bjarnason1949–1956Einar Olgeirsson1956–1959Jóhann Hafstein1959–1961Ragnhildur Helgadóttir1961–1962Jóhann Hafstein1962 – 14 November 1963Sigurður Bjarnason14 November 1963 – 28 February 1970Matthías Árni Mathiesen2 March 1970 – 1971Gils Guðmundsson1971–1974Ragnhildur Helgadóttir1974–1978Ingvar Gíslason1978–1979Árni Gunnarsson1979Sverrir Hermannsson1979–1983Ingvar Gíslason1983–1987Jón Kristjánsson1987–1988Kjartan Jóhannsson1988–1989Árni Gunnarsson1989–1991Matthías Bjarnason1991

In 1991 the Alting became unicameral.

Sources The official website of the Althing