| Country: | Portugal |
| Type: | presidential |
| Previous Election: | 1925 Portuguese presidential election |
| Previous Year: | 1925 |
| Next Election: | 1935 Portuguese presidential election |
| Next Year: | 1935 |
| Election Date: | 25 March 1928 |
| Turnout: | 69.97% |
| Image1: | Carmona.jpg |
| Candidate1: | Óscar Carmona |
| Party1: | Independent |
| Popular Vote1: | 761,730 |
| Percentage1: | 100% |
| President | |
| Before Election: | Óscar Carmona |
| Before Party: | Independent |
| After Election: | Óscar Carmona |
| After Party: | Independent |
Presidential elections were held in Portugal on 25 March 1928. Óscar Carmona ran unopposed.