1st Saeima was the parliament of Latvia from November 7, 1922 until November 2, 1925. It was the first Saeima to be elected after the Constitutional Assembly of Latvia had created the Constitution of Latvia and the Elections law.
Social Democrat Frīdrihs Vesmanis was Speaker of the Saeima until March 17, 1925 followed by Social Democrat Pauls Kalniņš.
1st Saeima gave confidence to the 1st cabinet of Zigfrīds Anna Meierovics (July 20, 1922 – January 26, 1923), cabinet of Jānis Pauļuks (January 27, 1923 – June 27, 1923), 2nd cabinet of Meierovics (28 June 1923 – 26 January 1924), cabinet of Voldemārs Zāmuēls (January 25, 1924 – December 17, 1924) and the 1st cabinet of Hugo Celmiņš (December 19, 1924 – December 23, 1925).
1st Saeima elections were held on October 7-8, 1922 and 82,2% (800,840 people) of eligible voters participated. Due to the liberal Elections law, 18 parties were elected to the 100 seats, representing all the political and ethnic interest groups of Latvia. Of the 100 MPs, 84 were Latvians, 62 had a higher education, 22 had a secondary education, 7 had graduated from teacher training colleges and 9 had a primary education.