| Election Name: | 1899 Portuguese legislative election |
| Country: | Portugal |
| Flag Year: | 1830 |
| Type: | Parliamentary |
| Previous Election: | 1897 Portuguese legislative election |
| Previous Year: | 1897 |
| Next Election: | 1900 Portuguese legislative election |
| Next Year: | 1900 |
| Majority Seats: | 70 |
| Election Date: | 26 November 1899 |
| Colour2: | 0070C0 |
| Leader Since2: | 1887 |
| Last Election2: | 23 seats |
| Seats2: | 39 |
| Seats After2: | 16 |
| Colour1: | FF0000 |
| Leader Since1: | 1885 |
| Last Election1: | 88 seats |
| Seats1: | 91 |
| Seats After1: | 3 |
| Colour3: | 228B22 |
| Leader3: | Political Directory |
| Leader Since3: | 1876 |
| Image3: | PRP |
| Last Election3: | Boycotted |
| Seats3: | 3 |
| Seats After3: | 3 |
| Posttitle: | Prime Minister after election |
Parliamentary elections were held in Portugal on 26 November 1899.[1] The result was a victory for the Progressive Party, which won 91 seats.[2]
| Party | Votes | % | Seats | +/– |
|---|---|---|---|---|
| Progressive Party | 91 | +3 | ||
| Regeneration Party | 39 | +16 | ||
| Portuguese Republican Party | 3 | New | ||
| Other parties and independents | 5 | +2 | ||
| Invalid/blank votes | – | – | – | |
| Total | 138 | +24 | ||
| Registered voters/turnout | 551,437 | – | – | |
| align=left colspan=5 | Source: Nohlen & Stöver | |||
The results exclude seats from overseas territories.[2]