Paternal Family Tree: Maria de las Mercedes Queen Consort Spain
On 10th October 1846 two Spanish Princesses were married...
[her future father-in-law] Francisco de Asís King Consort Spain [aged 24] and [her aunt] Isabella II Queen Spain [aged 16] were married. They were double first cousins. She was forced to marry by the Moderare Party. She, apparently commented, "what shall I tell you about a man whom I saw wearing more lace than I was wearing on our wedding night?". She the daughter of Ferdinand VII King Spain and Maria Christina of the Two Sicilies Queen Consort Spain [aged 40]. They were first cousins.
Antoine Orléans Duke Montpensier [aged 22] and Infanta Luisa Fernanda Duchess of Montpensier [aged 14] were married. She the daughter of Ferdinand VII King Spain. He the son of King Louis Philippe I of France [aged 73]. They were fifth cousins.
On 24th June 1860 Maria de las Mercedes Queen Consort Spain was born to Antoine Orléans Duke Montpensier [aged 35] and Infanta Luisa Fernanda Duchess of Montpensier [aged 28].
In 1874 [her future husband] Alfonso XII King Spain [aged 16] succeeded XII King Spain.
1878. Manuel Cabral Aguado-Bejarano [aged 51]. Portrait of Maria de las Mercedes Queen Consort Spain [aged 17].
On 23rd January 1878 Alfonso XII King Spain [aged 20] and Maria de las Mercedes Queen Consort Spain [aged 17] were married. She by marriage Queen Consort Spain. She the daughter of Antoine Orléans Duke Montpensier [aged 53] and Infanta Luisa Fernanda Duchess of Montpensier [aged 45]. He the son of Francisco de Asís King Consort Spain [aged 55] and Isabella II Queen Spain [aged 47]. They were half first cousins.
On 26th June 1878 Maria de las Mercedes Queen Consort Spain [aged 18] died of typhoid.
On 29th November 1879 [her former husband] Alfonso XII King Spain [aged 22] and Maria Christina of Austria Queen Consort Spain [aged 21] were married at Madrid [Map]. She by marriage Queen Consort Spain. He the son of [her former father-in-law] Francisco de Asís King Consort Spain [aged 57] and [her aunt] Isabella II Queen Spain [aged 49]. They were third cousins. She a great x 4 granddaughter of King George II of Great Britain and Ireland.
On 25th November 1885 [her former husband] Alfonso XII King Spain [aged 27] died. On 17th May 1886 His succeeded son Alfonso succeeded posthumously XIII King Spain when he was born some seven months later.
Kings Wessex: Great x 24 Grand Daughter of King Edmund "Ironside" I of England
Kings Gwynedd: Great x 22 Grand Daughter of Owain "Great" King Gwynedd
Kings Seisyllwg: Great x 28 Grand Daughter of Hywel "Dda aka Good" King Seisyllwg King Deheubarth
Kings Powys: Great x 23 Grand Daughter of Maredudd ap Bleddyn King Powys
Kings Godwinson: Great x 23 Grand Daughter of King Harold II of England
Kings England: Great x 7 Grand Daughter of King Charles I of England, Scotland and Ireland
Kings Scotland: Great x 7 Grand Daughter of King Charles I of England, Scotland and Ireland
Kings France: Grand Daughter of King Louis Philippe I of France
Kings Duke Aquitaine: Great x 28 Grand Daughter of Ranulf I Duke Aquitaine
Kings Spain: Grand Daughter of Ferdinand VII King Spain
Great x 4 Grandfather: Philippe Bourbon II Duke Orléans 
Grand Son of Louis XIII King France
Great x 3 Grandfather: Louis Bourbon Duke Orléans Grand Son of Louis "Sun King" XIV King France
Great x 4 Grandmother: Françoise Marie Bourbon Duchess Orléans Daughter of Louis "Sun King" XIV King France
Great x 2 Grandfather: Louis Philippe "The Fat" Bourbon I Duke Orléans Great Grand Son of Louis "Sun King" XIV King France
Great x 3 Grandmother: Margravine Johanna Baden Baden Duchess Orléans
Great x 1 Grandfather: Louis Philippe II Duke of Orléans 2 x Great Grand Son of Louis "Sun King" XIV King France
GrandFather: King Louis Philippe I of France 3 x Great Grand Son of Louis "Sun King" XIV King France
Father: Antoine Orléans Duke Montpensier Son of King Louis Philippe I of France
Maria de las Mercedes Queen Consort Spain Grand Daughter of King Louis Philippe I of France
Great x 4 Grandfather: Louis "Le Grand Dauphin" Bourbon Duke Burgundy Son of Louis "Sun King" XIV King France
Great x 3 Grandfather: Philippe V King Spain Grand Son of Louis "Sun King" XIV King France
Great x 4 Grandmother: Maria Anna Victoria Wittelsbach Duchess Burgundy 
Great Grand Daughter of Ferdinand of Spain II Holy Roman Emperor
Great x 2 Grandfather: Charles III King Spain Son of Philippe V King Spain
Great x 3 Grandmother: Elisabeth Farnese Queen Consort Spain
Great x 1 Grandfather: Charles IV King Spain Son of Charles III King Spain
Great x 4 Grandfather: Frederick Augutus Elector Saxony King of Poland 7 x Great Grand Son of John II King Aragon
Great x 3 Grandfather: Augustus III King Poland 8 x Great Grand Son of John II King Aragon
Great x 2 Grandmother: Maria Amalia of Saxony Queen Consort Spain Great Grand Daughter of Leopold Habsburg Spain I Holy Roman Emperor
Great x 4 Grandfather: Joseph I Holy Roman Emperor Son of Leopold Habsburg Spain I Holy Roman Emperor
Great x 3 Grandmother: Maria Josepha of Austria Grand Daughter of Leopold Habsburg Spain I Holy Roman Emperor
Great x 4 Grandmother: Wilhelmine Amalie of Brunswick 
2 x Great Grand Daughter of King James I of England and Ireland and VI of Scotland
GrandFather: Ferdinand VII King Spain Son of Charles IV King Spain
Great x 4 Grandfather: Louis "Le Grand Dauphin" Bourbon Duke Burgundy Son of Louis "Sun King" XIV King France
Great x 3 Grandfather: Philippe V King Spain Grand Son of Louis "Sun King" XIV King France
Great x 4 Grandmother: Maria Anna Victoria Wittelsbach Duchess Burgundy Great Grand Daughter of Ferdinand of Spain II Holy Roman Emperor
Great x 2 Grandfather: Infante Philip of Spain Son of Philippe V King Spain
Great x 3 Grandmother: Elisabeth Farnese Queen Consort Spain
Great x 1 Grandmother: Maria Luisa of Parma Grand Daughter of Louis XV King France
Great x 4 Grandfather: Louis Bourbon Duke Burgundy Grand Son of Louis "Sun King" XIV King France
Great x 3 Grandfather: Louis XV King France Great Grand Son of Louis "Sun King" XIV King France
Great x 4 Grandmother: Maria Adelaide Savoy Great Grand Daughter of Louis XIII King France
Great x 2 Grandmother: Louise Elisabeth of France Daughter of Louis XV King France
Great x 3 Grandmother: Marie Leszczyńska Queen Consort France
Mother: Infanta Luisa Fernanda Duchess of Montpensier Daughter of Ferdinand VII King Spain