| Country: | Lithuania |
| Flag Year: | 1918 |
| Previous Election: | 1923 |
| Next Election: | 1936 |
| Majority Seats: | 43 |
| Party1: | Lithuanian Popular Peasants' Union |
| Percentage1: | 22.20 |
| Seats1: | 22 |
| Last Election1: | 16 |
| Party2: | Social Democratic Party of Lithuania |
| Percentage2: | 17.03 |
| Seats2: | 15 |
| Last Election2: | 8 |
| Party3: | Lithuanian Christian Democratic Party |
| Percentage3: | 12.59 |
| Seats3: | 14 |
| Last Election3: | 17 |
| Party5: | Lithuanian Labour Federation |
| Percentage5: | 7.80 |
| Seats5: | 5 |
| Last Election5: | 12 |
| Party4: | Farmers' Association |
| Percentage4: | 11.19 |
| Seats4: | 11 |
| Last Election4: | 14 |
| Party6: | Democratic Jewish Union |
| Percentage6: | 4.63 |
| Seats6: | 3 |
| Last Election6: | new |
| Party7: | Lithuanian Nationalist Union |
| Percentage7: | 4.31 |
| Seats7: | 3 |
| Last Election7: | new |
| Party8: | Central Polish Electoral Committee |
| Percentage8: | 3.08 |
| Seats8: | 3 |
| Last Election8: | 4 |
| Percentage9: | 2.41 |
| Seats9: | 1 |
| Last Election9: | new |
| Party10: | Memel Agricultural Party |
| Percentage10: | 2.06 |
| Seats10: | 6 |
| Last Election10: | new |
| Party11: | Farmers' Party (Lithuania) |
| Percentage11: | 1.84 |
| Seats11: | 2 |
| Last Election11: | new |
| Prime Minister | |
| Posttitle: | Prime Minister after election |
| Before Election: | Leonas Bistras |
| Before Party: | LKDP-LDF-ŪS |
| After Election: | Mykolas Sleževičius |
| After Party: | LVLS-LSDP |
| Map: | 1926 Lithuanian parliamentary election - Results by constituency.svg |
Parliamentary elections were held in Lithuania between 8 and 10 May 1926.[1] The Lithuanian Popular Peasants' Union remained the largest party, winning 24 of the 85 seats in the third Seimas.[2] They formed a left-wing coalition government with the Social Democratic Party of Lithuania, which was overthrown in a military coup in December.[3] The Seimas was disbanded in 1927 and Lithuanian Nationalist Union leader Antanas Smetona was appointed President.[3]
| Party | I | II | III | IV | V | VI | X |
|---|---|---|---|---|---|---|---|
| Popular Peasants' Union | 26.1 | 17.5 | 26.3 | 30.6 | 19.5 | 26.1 | 1.6 |
| Social Democratic Party | 15.0 | 19.3 | 20.3 | 15.7 | 20.0 | 15.0 | 13.3 |
| Christian Democratic Party | 13.8 | 9.3 | 12.3 | 15.9 | 14.1 | 15.9 | |
| Farmers' Association | 16.4 | 8.5 | 12.7 | 15.0 | 10.7 | 11.2 | |
| Labour Federation | 8.1 | 7.7 | 7.0 | 10.6 | 9.8 | 6.3 | 1.0 |
| Democratic Jewish Union | 5.7 | 6.2 | 4.8 | 4.1 | 4.3 | 4.5 | |
| Nationalist Union | 7.7 | 1.9 | 12.3 | 4.7 | |||
| LCRK/CPKW | 4.5 | 4.0 | 5.2 | 0.5 | 1.8 | 3.6 | |
| LDAŪ | 6.6 | 1.3 | 5.4 | ||||
| Memel Agricultural Party | 35.6 | ||||||
| Farmers' Party | 4.8 | 1.7 | 0.3 | 2.4 | 2.7 | 0.5 | |
| Memel People's Party | 31.4 | ||||||
| ŽETS | 1.3 | 2.6 | 1.6 | 2.1 | 1.8 | 1.2 | |
| German Evangelical Party | 1.3 | 3.1 | 1.3 | 0.2 | |||
| align=left colspan=9 | Source: Lietuvos statistikos metraštis |