Heinrich Mataja (14 March 1877 – 23 January 1937) was an Austrian lawyer and politician of the Christian Social Party.

Mataja was from 1913 to 1918 a member of the Imperial Council (Austria). From 21 October 1918, he was a member of the from this emerged Provisorische Nationalversammlung for the Republic of German-Austria, of 4 March 1919, a member of the Constituent National Assembly and from 10 November 1920 – 1930 member of the National Council (Austria).^{[citation needed]}

During this period he was still from 30 October 1918 to 15 March 1919 in the government Renner I State Minister of the Interior and from 20 November 1924 to 14 January 1926 Austrian foreign minister.^{[citation needed]}

He supported the Christian Federal State of Austria formed in 1934 by Engelbert Dollfuss. He was from 1896 to 1900 a member of the fraternity Wiener Akademische Burschenschaft Olympia.^[1]

He was brought with the signs of a stroke to hospital on 22 January 1937.^[2] He died there the next day. On 27 January 1937 he was buried at the Wiener Zentralfriedhof^[3] in an honorary grave of the town Vienna.^[4]

• Ten political essays from the years 1911-1913 . Opitz, Vienna 1913 ANL.
• The vote on the budget . Loibl & Patzelt, Vienna 1914 ANL.
• The Origin of the World War . Fonts for political enlightenment. Central European publisher, Berlin-Steglitz 1921 ANL.
• German-Austria . In: Ferdinand Schönemann (inter alia): Felix Hase: England. Ferdinand Schönemann: North America. Robert van Sint-Jan: Belgium. Heinrich Mataja: German-Austria . . Regensberg, Münster i W. 1924 S. S. 113-272, ANL.
• Austrian politics in XIX. and XX. Century. A historical overview . Reports on cultural and contemporary history, Volume 10.1934 / 35 (= no. 225/226). Reinhold, Vienna 1934 OBV.

• Lothar Höbelt (1990), "Mataja, Heinrich", Neue Deutsche Biographie (in German), vol. 16, Berlin: Duncker & Humblot, pp. 364–365; (137 937 598.doc full text online)
• Elisabeth Jelinek: Political Journey Dr. Heinrich Matajas. A contribution to the history of the Christian Socialist Party in the First Republic . Dissertation. University of Vienna, Vienna 1971 OBV.
• E. Jelinek, J. T. Lilla: "6 / 134 .pdf Mataja Henry". In: Österreichisches Biographisches Lexikon 1815–1950 (ÖBL). Vol.  6 , Austrian Academy of Sciences, Vienna 1975, ISBN 3-7001-0128-7, p.  134  f. (Direct links to "6 / 134 .pdf p.  134 ", "6 /135.pdf p. 135")