Ferdinand of Viseu1430–
- Name
- Ferdinand of Viseu
| Birth | estimated as equal to wife's birth year about 1430 25 |
| Birth of a son #1 | Manuel I. o Venturoso de Portugal May 31, 1469 (Age 39 years) |
| Death of a wife | Beatriz de Portugal September 30, 1506 (Age 76 years) |
| Death of a son | Manuel I. o Venturoso de Portugal December 15, 1521 (Age 91 years) |
| Occupation | duke |
| Family with parents |
| father |
Duarte de Portugal Birth: estimated a gap of 25 years — about 1405 |
| himself |
Ferdinand of Viseu Birth: estimated as equal to wife's birth year — about 1430 25 |
| Family with Beatriz de Portugal |
| himself |
Ferdinand of Viseu Birth: estimated as equal to wife's birth year — about 1430 25 |
| wife |
Beatriz de Portugal Birth: June 13, 1430 30 30 Death: September 30, 1506 |
| son |
Manuel I. o Venturoso de Portugal Birth: May 31, 1469 39 38 — Alcochete Death: December 15, 1521 |