KLDeWitt Genealogy Research Project
Our Family's Journey Through Time from Europe and Canada to the US

| Name | Joao of Portugal | |
| Suffix | Infante 3rd Duke of Viseu 2nd Duke of Beja 7th Constable of Portugal | |
| Birth | 1448 | |
| Gender | Male | |
| Reference Number | 28243 | |
| Death | 1475 | |
| Person ID | I28243 | KLD Genealogy |
| Last Modified | 24 Mar 2026 | |
| Father | Ferdinand, Infante Duke of Viseu and Beja, b. 17 Nov 1433, Almeirim, Beja, Portugal d. 18 Sep 1470, Setubal, Portugal (Age 36 years) | |
| Relationship | bio | |
| Mother | Beatrice of Portugal, Infanta Duchess of Viseu, b. 13 Jun 1430 d. 30 Sep 1506 (Age 76 years) | |
| Relationship | bio | |
| Family ID | F18859 | Group Sheet | Family Chart |
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