Paternal Family Tree: Capet
On 17th June 1603 [his father] Teodosio II Duke of Braganza [aged 35] and [his mother] Ana de Velasco y Téllez Girón Duchess Braganza [aged 18] were married. She by marriage Duchess Braganza.
On 19th March 1604 John IV King Portugal was born to Teodosio II Duke of Braganza [aged 35] and Ana de Velasco y Téllez Girón Duchess Braganza [aged 19].
On 7th November 1607 [his mother] Ana de Velasco y Téllez Girón Duchess Braganza [aged 22] died.
On 29th November 1630 [his father] Teodosio II Duke of Braganza [aged 62] died. His son John [aged 26] succeeded Duke Braganza.
In 1633 John IV King Portugal [aged 28] and Luisa de Guzman Queen Consort Portugal [aged 19] were married. She by marriage Duchess Braganza.
On 25th November 1638 [his daughter] Catherine of Braganza Queen Consort England was born to John IV King Portugal [aged 34] and [his wife] Luisa de Guzman Queen Consort Portugal [aged 25] in Ducal Palace of Vila Viçosa, Nossa Senhora da Conceição, Vila Viçosa. She married 21st May 1662 King Charles II of England Scotland and Ireland, son of King Charles I of England, Scotland and Ireland and Henrietta Maria Bourbon Queen Consort England.
On 1st December 1640 John IV King Portugal [aged 36] was created IV King Portugal by popular revolt ending the sixty year period of the Iberian Union where Spain and Portugal had the same ruler. [his wife] Luisa de Guzman Queen Consort Portugal [aged 27] by marriage Queen Consort Portugal.
On 21st August 1643 [his son] Alfonso VI King Portugal was born to John IV King Portugal [aged 39] and [his wife] Luisa de Guzman Queen Consort Portugal [aged 29]. He married 2nd August 1666 Marie Françoise Élisabeth of Savoy Queen Consort of Portugal, daughter of Charles Amadeus Duke of Nemours and Élisabeth Bourbon Vendôme.
On 26th April 1649 [his son] Peter II King Portugal was born to John IV King Portugal [aged 45] and [his wife] Luisa de Guzman Queen Consort Portugal [aged 35]. He married (1) 2nd April 1668 Marie Françoise Élisabeth of Savoy Queen Consort of Portugal, daughter of Charles Amadeus Duke of Nemours and Élisabeth Bourbon Vendôme, and had issue (2) 1687 Maria Sophia of Neuburg Queen Consort Portugal and had issue.
Annals of the six Kings of England by Nicholas Trivet
Translation of the Annals of the Six Kings of England by that traces the rise and rule of the Angevin aka Plantagenet dynasty from the mid-12th to early 14th century. Written by the Dominican scholar Nicholas Trivet, the work offers a vivid account of English history from the reign of King Stephen through to the death of King Edward I, blending political narrative with moral reflection. Covering the reigns of six monarchs—from Stephen to Edward I—the chronicle explores royal authority, rebellion, war, and the shifting balance between crown, church, and nobility. Trivet provides detailed insight into defining moments such as baronial conflicts, Anglo-French rivalry, and the consolidation of royal power under Edward I, whose reign he describes with particular immediacy. The Annals combines careful year-by-year reporting with thoughtful interpretation, presenting history not merely as a sequence of events but as a moral and political lesson. Ideal for readers interested in medieval history, kingship, and the origins of the English state, this chronicle remains a valuable and accessible window into the turbulent world of the Plantagenet kings.
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On 6th November 1656 John IV King Portugal [aged 52] died. His son Alfonso [aged 13] succeeded King Portuagal.
Samuel Pepys' Diary. 10th June 1661. Early to my Lord's, who privately told me how the King had made him Embassador in the bringing over the Queen [aged 22]1. That he is to go to Algier, &c., to settle the business, and to put the fleet in order there; and so to come back to Lisbone with three ships, and there to meet the fleet that is to follow him. He sent for me, to tell me that he do intrust me with the seeing of all things done in his absence as to this great preparation, as I shall receive orders from my Lord Chancellor [aged 52] and Mr. Edward Montagu. At all which my heart is above measure glad; for my Lord's honour, and some profit to myself, I hope.
Note 1. Katherine of Braganza, daughter of John IV. of Portugal, born 1638, married to Charles II, May 21st, 1662. After the death of the king she lived for some time at Somerset House [Map], and then returned to Portugal, of which country she became Regent in 1704 on the retirement of her brother Don Pedro. She died December 31st, 1705.
On 27th February 1666 [his former wife] Luisa de Guzman Queen Consort Portugal [aged 52] died.
Samuel Pepys' Diary. 28th March 1666. Thence set them down at Pierces, and we home, where busy and at my chamber till 12 at night, and so to bed. This night, I am told, the [his former wife] Queene of Portugall [deceased], the mother to our Queene [aged 27], is lately dead, and newes brought of it hither this day1. 29th. All the morning hard at the office.
Note 1. Donna Luiza, the Queen Regent of Portugal. She was daughter of the Duke de Medina Sidonia and widow of Juan IV. The Court wore the deepest mourning on this occasion. The ladies were directed to wear their hair plain, and to appear without spots on their faces, the disfiguring fashion of patching having just been introduced.- Strickland's Queens of England, vol. viii., p. 362.
Kings Wessex: Great x 18 Grand Son of King Edmund "Ironside" I of England
Kings Gwynedd: Great x 22 Grand Son of Maredudd ab Owain King Deheubarth King Powys King Gwynedd
Kings Seisyllwg: Great x 24 Grand Son of Hywel "Dda aka Good" King Seisyllwg King Deheubarth
Kings Powys: Great x 22 Grand Son of Maredudd ab Owain King Deheubarth King Powys King Gwynedd
Kings Godwinson: Great x 17 Grand Son of King Harold II of England
Kings England: Great x 8 Grand Son of King Edward III of England
Kings Scotland: Great x 16 Grand Son of King Malcolm III of Scotland
Kings France: Great x 10 Grand Son of King Philip IV of France
Kings Duke Aquitaine: Great x 22 Grand Son of Ranulf I Duke Aquitaine
Kings Spain: Great x 13 Grand Son of Alfonso II King Aragon
Great x 4 Grandfather: Fernando I Duke of Braganza 
7 x Great Grandson of King Henry "Curtmantle" II of England
Great x 3 Grandfather: Fernando II Duke of Braganza 8 x Great Grandson of King Henry "Curtmantle" II of England
Great x 2 Grandfather: Jaime I Duke of Braganza 4 x Great Grandson of King Edward III of England
Great x 4 Grandfather: Ferdinand Aviz 2nd Duke Viseu 2 x Great Grandson of King Edward III of England
Great x 3 Grandmother: Isabella Aviz 3 x Great Granddaughter of King Edward III of England
Great x 4 Grandmother: Beatrice Aviz Duchess Viseu 2 x Great Granddaughter of King Edward III of England
Great x 1 Grandfather: Teodosio I Duke of Braganza 5 x Great Grandson of King Edward III of England
Grandfather: Joao I Duke of Braganza 6 x Great Grandson of King Edward III of England
Great x 4 Grandfather: Fernando I Duke of Braganza 7 x Great Grandson of King Henry "Curtmantle" II of England
Great x 3 Grandfather: Fernando II Duke of Braganza 8 x Great Grandson of King Henry "Curtmantle" II of England
Great x 2 Grandfather: Dinis of Graganza Count of Lemos 4 x Great Grandson of King Edward III of England
Great x 4 Grandfather: Ferdinand Aviz 2nd Duke Viseu 2 x Great Grandson of King Edward III of England
Great x 3 Grandmother: Isabella Aviz 3 x Great Granddaughter of King Edward III of England
Great x 4 Grandmother: Beatrice Aviz Duchess Viseu 2 x Great Granddaughter of King Edward III of England
Great x 1 Grandmother: Isabel de Lencastre 5 x Great Granddaughter of King Edward III of England
father: Teodosio II Duke of Braganza 7 x Great Grandson of King Edward III of England
John IV King Portugal 8 x Great Grandson of King Edward III of England
Grandfather: Juan Fernández de Velasco y Tovar 5th Duke of Frías
mother: Ana de Velasco y Téllez Girón Duchess Braganza
Great x 1 Grandfather: Pedro Téllez Girón y de la Cueva 1st Duke of Osuna
Grandmother: María Tellez Girón