| Country: | Denmark |
| Previous Election: | 1887 |
| Next Election: | 1892 |
| Seats For Election: | All 102 seats in the Folketing |
| Majority Seats: | 52 |
| Election Date: | 21 January 1890 |
| Party1: | Venstre (Denmark) |
| Last Election1: | 74 |
| Seats1: | 75 |
| Percentage1: | 53.0 |
| Party2: | Højre |
| Leader2: | J.B.S. Estrup |
| Last Election2: | 27 |
| Seats2: | 24 |
| Percentage2: | 39.7 |
| Party3: | Social Democrats (Denmark) |
| Leader3: | Peter Christian Knudsen |
| Last Election3: | 1 |
| Seats3: | 3 |
| Percentage3: | 7.3 |
| Council President | |
| Before Election: | J.B.S. Estrup |
| Before Party: | Højre |
| After Election: | J.B.S. Estrup |
| After Party: | Højre |
Folketing elections were held in Denmark on 21 January 1890.[1]