| Election Name: | 1820 Spanish general election |
| Country: | Spain |
| Flag Year: | 1785 |
| Type: | parliamentary |
| Ongoing: | no |
| Previous Election: | 1813 Spanish general election |
| Previous Year: | 1813 |
| Next Election: | 1822 Spanish general election |
| Next Year: | 1822 |
| Seats For Election: | All 203 seats of the Congress of Deputies |
| Majority Seats: | 102 |
| Turnout: | NA |
| Election Date: | April - May 1820[1] |
| Map Size: | 250px |
| Before Election: | Evaristo Pérez de Castro |
| Before Party: | None |
| After Party: | None |
General elections to the Cortes Generales were held in Spain in 1820. At stake were all 203 seats in the Congress of Deputies.
The 1820 elections were the first ones since the 1820 revolution. The elections were held under the Spanish Constitution of 1812.[2]
A majority voting system was used for the election, with 33 multi-member constituencies and various single-member ones.
| Party | Seats | ||
|---|---|---|---|
| align=center bgcolor=#808080 | 203 | ||
| Total | 203 | ||