| Country: | Taiwan |
| Type: | legislative |
| Previous Election: | 2016 Taiwanese legislative election |
| Previous Year: | 2016 |
| Outgoing Members: | 8th Legislative Yuan |
| Next Election: | 2024 Taiwanese legislative election |
| Next Year: | 2024 |
| Election Date: | [1] |
| Elected Members: | 10th Legislative Yuan |
| Seats For Election: | All 113 seats in the Legislative Yuan |
| Majority Seats: | 57 |
| Turnout: | 74.93% (7.59pp) |
| Image1: | 2007TaipeiAudioVideoFair JTCho.jpg |
| Leader1: | Cho Jung-tai |
| Party1: | Democratic Progressive Party |
| Last Election1: | 68 seats, 44.06% |
| Seats1: | 61 |
| Seat Change1: | 7 |
| Leader2: | Wu Den-yih |
| Party2: | Kuomintang |
| Last Election2: | 35 seats, 26.91% |
| Seats2: | 38 |
| Seat Change2: | 3 |
| Image4: | 柯文哲 IMG 9322-1 (14300234412) (cropped 2).jpg |
| Leader4: | Ko Wen-je |
| Party4: | Taiwan People's Party |
| Last Election4: | Did not exist |
| Seats4: | 5 |
| Seat Change4: | New |
| Image5: | 徐永明肖像.jpg |
| Leader5: | Hsu Yung-ming |
| Party5: | New Power Party |
| Last Election5: | 5 seats, 6.11% |
| Seats5: | 3 |
| Seat Change5: | 2 |
| 1Blank: | Constituency vote |
| 2Blank: | Party vote |
| 1Data1: | 6,383,783 45.11% 0.52pp |
| 1Data2: | 5,761,995 40.71% 1.82pp |
| 1Data4: | 264,478 1.87% New |
| 1Data5: | 141,952 1.00% 1.89pp |
| 2Data1: | 4,811,241 33.98% 10.10pp |
| 2Data2: | 4,723,504 33.36% 6.45pp |
| 2Data4: | 1,588,806 11.22% New |
| 2Data5: | 1,098,100 7.75% 1.64pp |
| Map2 Caption: | Election cartogram |
| President | |
| Before Election: | Su Jia-chyuan |
| Before Party: | DPP |
| After Election: | Yu Shyi-kun |
| After Party: | DPP |
Legislative elections were held in Taiwan on 11 January 2020 for all 113 seats to the Legislative Yuan concurrently with the 15th presidential election.[2] The term of the Legislative Yuan began on 1 February 2020.
The Democratic Progressive Party (DPP) lost seven seats but retained a majority of 61 seats in the Legislative Yuan. The Kuomintang gained three seats, winning 38. The New Power Party won three seats, down from five in the last election. The Taiwan People's Party and Taiwan Statebuilding Party entered the Legislative Yuan with five seats and one seat, respectively, with five independent candidates winning their seats and the People First Party losing all of their seats.
See main article: Legislative Yuan elections in Taiwan. Members were elected by parallel voting. 73 members were elected by first-past-the-post, 6 reserved for indigenous candidates by single non-transferable vote, and 34 by party-list proportional representation.
In 2019, after negotiations between the Presidents of the Executive and Legislative Yuans, changes to the electoral divisions include:[3]
| Party | General seats | Aboriginal seats | Party list | Total | |
|---|---|---|---|---|---|
| Democratic Progressive Party | 67 | 2 | 33 | 102 | |
| Kuomintang | 71 | 5 | 31 | 107 | |
| Taiwan People's Party | 17 | － | 28 | 45 | |
| New Power Party | 5 | － | 11 | 16 | |
| Taiwan Statebuilding Party | 10 | － | 6 | 16 | |
| People First Party | 10 | － | 22 | 32 | |
| Green Party | 10 | 1 | 6 | 17 | |
| New Party | － | － | 10 | 10 | |
| Taiwan Action Party Alliance | 11 | － | 5 | 16 | |
| Stabilizing Force Party | 9 | 2 | 10 | 21 | |
| Taiwan Solidarity Union | － | － | 7 | 7 | |
| Congress Party Alliance | 13 | － | 6 | 19 | |
| Chinese Unification Promotion Party | 10 | － | 7 | 17 | |
| Interfaith Union | 12 | － | 8 | 20 | |
| Formosa Alliance | 10 | 2 | 6 | 18 | |
| Labor Party | 10 | － | 2 | 12 | |
| United Action Alliance | 10 | 2 | 8 | 20 | |
| Taiwan Renewal Party | 11 | 1 | 6 | 18 | |
| Sovereign State for Formosa & Pescadores Party | 9 | 1 | 4 | 14 | |
| Taiwan Labor Party | 3 | － | － | 3 | |
| Independent | 86 | 5 | － | 91 | |
| Others | 26 | 0 | 0 | 26 | |
| Total | 410 | 21 | 216 | 647 | |
See main article: Opinion polling for the 2020 Taiwanese general election.
See also: Tenth Legislative Yuan.