| Country: | South Korea |
| Flag Year: | 1949 |
| Previous Election: | 1950 |
| Election Date: | 20 May 1954 |
| Next Election: | 1958 |
| Turnout: | 91.14% (0.77pp) |
| Seats For Election: | All 203 seats in the House of Representatives |
| Majority Seats: | 102 |
| Party1: | Liberal Party (South Korea) |
| Leader1: | Syngman Rhee |
| Percentage1: | 36.79 |
| Last Election1: | new |
| Seats1: | 114 |
| Party2: | Democratic Nationalist Party (South Korea) |
| Leader2: | Sin Ik-hui |
| Percentage2: | 7.92 |
| Last Election2: | 24 |
| Seats2: | 15 |
| Party3: | National Association (South Korea) |
| Leader3: | Syngman Rhee |
| Percentage3: | 2.56 |
| Last Election3: | 14 |
| Seats3: | 3 |
| Party4: | Korea Nationalist Party |
| Leader4: | Sin Ik-hui |
| Percentage4: | 0.97 |
| Last Election4: | 24 |
| Seats4: | 3 |
| Party5: | Independents |
| Leader5: | – |
| Percentage5: | 47.94 |
| Last Election5: | 126 |
| Seats5: | 68 |
| Map: | Republic_of_Korea_legislative_election_1954_districts_result.png |
| Speaker | |
| Before Party: | National Association (South Korea) |
| After Party: | Liberal Party (South Korea) |
Legislative elections were held in South Korea on 20 May 1954.[1] The result was a victory for Syngman Rhee's Liberal Party, which won 114 of the 203 seats. Voter turnout was 91.1%.
The elections were held under first-past-the-post voting.
| Region | Total seats | Seats won | ||||||
|---|---|---|---|---|---|---|---|---|
| LP | DNP | NA | KNP | Other | Ind. | |||
| Seoul | 16 | 5 | 3 | 0 | 2 | 0 | 6 | |
| Gyeonggi | 23 | 15 | 1 | 0 | 0 | 0 | 7 | |
| Gangwon | 12 | 8 | 0 | 1 | 0 | 0 | 3 | |
| North Chungcheong | 12 | 8 | 1 | 0 | 0 | 1 | 2 | |
| South Chungcheong | 19 | 17 | 0 | 0 | 0 | 0 | 2 | |
| North Jeolla | 22 | 10 | 2 | 0 | 0 | 0 | 10 | |
| South Jeolla | 30 | 15 | 3 | 0 | 0 | 0 | 12 | |
| North Gyeongsang | 34 | 15 | 3 | 1 | 0 | 0 | 15 | |
| South Gyeongsang | 32 | 17 | 3 | 1 | 0 | 0 | 11 | |
| Jeju | 3 | 1 | 0 | 0 | 0 | 0 | 2 | |
| Total | 203 | 111 | 16 | 3 | 2 | 1 | 70 | |
| Source: National Election Commission | ||||||||