1921 Norwegian parliamentary election

{{Short description|none}}

{{Infobox election

| country = Norway

| type = parliamentary

| previous_election = 1918 Norwegian parliamentary election

| previous_year = 1918

| next_election = 1924 Norwegian parliamentary election

| next_year = 1924

| seats_for_election = All 150 seats in the Storting

| majority_seats = 76

| election_date = 24 October 1921

| image_size = 130x130px

| image1 = {{CSS image crop|Image = Otto Bahr Halvorsen 1921.jpg|bSize =400|cWidth=95|cHeight=130|oTop=50|oLeft=135}}

| leader1 = Otto Bahr Halvorsen

| party1 = Conservative Party (Norway)

| last_election1 = 30.39%, 40 seats

| seats1 = 42

| seat_change1 = {{increase}}2

| popular_vote1 = 301,372 (H+FV)

| percentage1 = 33.31% (H+FV)

| image2 = Gunnar Knudsen 02.jpg

| leader2 = Gunnar Knudsen

| party2 = Liberal Party (Norway)

| last_election2 = 28.32%. 51 seats

| seats2 = 37

| seat_change2 = {{decrease}}14

| popular_vote2 = 181,989

| percentage2 = 20.12%

| image3 = Kyrre Grepp.jpg

| leader3 = Kyrre Grepp

| party3 = Labour Party (Norway)

| last_election3 = 31.63%, 18 seats

| seats3 = 29

| seat_change3 = {{increase}}11

| popular_vote3 = 192,616

| percentage3 = 21.29%

| image4 =

| leader4 = Kristoffer Høgset

| party4 = Farmers'

| last_election4 = 4.67%, 3 seats

| seats4 = 17

| seat_change4 = {{increase}}14

| popular_vote4 = 118,657

| percentage4 = 13.12%

| image5 = Bernt Holtsmark.jpg

| leader5 = Bernt Holtsmark

| party5 = Free-minded Liberal Party

| last_election5 = 10 seats with H

| seats5 = 15

| seat_change5 = {{increase}}5

| popular_vote5 = Alliance with H

| percentage5 = —

| image6 =

| leader6 =

| party6 = Social Democratic Labour Party of Norway

| last_election6 =

| seats6 = 8

| seat_change6 = New

| popular_vote6 = 83,629

| percentage6 = 9.24%

| leader7 =

| party7 = Radical People's Party (Norway)

| last_election7 = 3.32%, 3 seats

| seats7 = 2

| seat_change7 = {{decrease}}1

| popular_vote7 = 22,970

| percentage7 = 2.54%

| title = Prime Minister

| posttitle = Prime Minister after election

| before_election = Otto Albert Blehr

| before_party = Liberal Party (Norway)

| after_election = Otto Albert Blehr

| after_party = Liberal Party (Norway)

}}

Parliamentary elections were held in Norway on 24 October 1921.Dieter Nohlen & Philip Stöver (2010) Elections in Europe: A data handbook, p1438 {{ISBN|978-3-8329-5609-7}} This was the first election to use proportional representation, which replaced previous two-round system.John G. Grumm (1958) [https://www.jstor.org/stable/pdf/2108721.pdf "Theories of Electoral Systems"], Midwest Journal of Political Science, volume 2, number 4, pp357–376 The result was a victory for the Conservative Party-Free-minded Liberal Party alliance, which won 57 of the 150 seats in the Storting.