| Country: | Kingdom of Greece |
| Type: | parliamentary |
| Previous Election: | 1887 Greek_legislative_election |
| Previous Year: | 1887 |
| Next Election: | 1892 Greek legislative election |
| Next Year: | 1892 |
| Seats For Election: | All 150 seats in the Hellenic Parliament |
| Majority Seats: | 76 |
| Election Date: | 14 October 1890 |
| Image1: | Theodoros_Deligiannis.JPG |
| Leader1: | Theodoros Diligiannis |
| Leader Since1: | 1882 |
| Party1: | Nationalist |
| Last Election1: | 60 seats |
| Seats1: | 100 |
| Seat Change1: | 40 |
| Colour1: | 00FFFF |
| Leader2: | Charilaos Trikoupis |
| Leader Since2: | 1873 |
| Party2: | New Party |
| Last Election2: | 90 seats |
| Seats2: | 15 |
| Seat Change2: | 75 |
| Colour2: | 7CFC00 |
| Prime Minister | |
| Posttitle: | Prime Minister after election |
| Before Election: | Charilaos Trikoupis |
| Before Party: | New Party |
| After Election: | Theodoros Diligiannis |
| After Party: | Nationalist |
Parliamentary elections were held in Greece on 14 October 1890.[1] Supporters of Theodoros Deligiannis emerged as the largest bloc in Parliament, with 100 of the 150 seats.[2] Deligiannis became Prime Minister for the second time on 5 November.[3]