Lars Hans Jens Josva Chemnitz (26 October 1925 – 18 November 2006) was a Greenlandic politician who served as chairman of the Landsråd from 1971 to 1979 and later as the speaker of the Inatsisartut from 1988 to 1991.

[3] Chemnitz received his early education in Greenland and earned a teacher's degree from Godthåb Seminarium [de] in 1946, later studying in Haslev, Denmark, until 1951.

[1] After his education, Chemnitz became a teacher, working in Haslev from 1952 to 1953, in Hornbæk from 1953 to 1955, in Helsinge from 1955 to 1957 and in Sønderborg from 1957 to 1958.

[4] He was the head of the Greenland Efterskole in Holstebro, Denmark, from 1968 to 1969, before moving back to his position at Ilulissat, where he served until 1971.

[1] Chemnitz led Greenland amid negotiations with the Danish government for home rule.

[9][10] A new legislature, the Inatsisartut, was established, and Queen Margrethe II attended a ceremony marking its opening, where she gave Chemnitz an original copy of the Home Rule Act.

"[1] In 1979, he was the founder of the social-democratic political party Atassut, for which he served as national chairman for from 1979 to 1984.

[12] In 1984, he ran for election to the Danish Folketing but lost to Otto Steenholdt [de], and subsequently announced his retirement from politics.

[6] He was a member of the executive council of the Inuit Circumpolar Conference (ICC) from 1980 to 1986 and chaired the Greenlandic Society organization from 1985 to 1987.