Paternal Family Tree: Capet
On 5th January 1938 Juan Carlos I King Spain was born to Juan Carlos Bourbon and María Mercedes Bourbon Two Sicilies. He a great x 2 grandson of Queen Victoria of the United Kingdom.
In 1962 Juan Carlos I King Spain [aged 23] and Sophia Glücksburg Queen Consort Spain [aged 24] were married. She by marriage Queen Consort Spain. She the daughter of Paul I King Greece [aged 60] and Frederica Hanover Queen Consort Greece [aged 44]. They were third cousins. He a great x 2 grandson of Queen Victoria of the United Kingdom. She a great x 2 granddaughter of Queen Victoria of the United Kingdom.
On 22nd November 1975 Juan Carlos I King Spain [aged 37] was restored I King Spain.
In 2014 Juan Carlos I King Spain [aged 75] Abdicated I King Spain.
[his father] Juan Carlos Bourbon and [his mother] María Mercedes Bourbon Two Sicilies were married. He the son of [his grandfather] Alfonso XIII King Spain and [his grandmother] Victoria Eugénie Mountbatten Queen Consort Spain.
Kings Wessex: Great x 26 Grand Son of King Edmund "Ironside" I of England
Kings Gwynedd: Great x 24 Grand Son of Owain "Great" King Gwynedd
Kings Seisyllwg: Great x 30 Grand Son of Hywel "Dda aka Good" King Seisyllwg King Deheubarth
Kings Powys: Great x 25 Grand Son of Maredudd ap Bleddyn King Powys
Kings Godwinson: Great x 25 Grand Son of King Harold II of England
Kings England: Great x 2 Grand Son of Queen Victoria of the United Kingdom
Kings Scotland: Great x 10 Grand Son of King Charles I of England, Scotland and Ireland
Kings France: Great x 6 Grand Son of Louis XV King France
Kings Duke Aquitaine: Great x 30 Grand Son of Ranulf I Duke Aquitaine
Kings Spain: Grand Son of Alfonso XIII King Spain
Great x 4 Grandfather: Charles IV King Spain 
son of Charles III King Spain
Great x 3 Grandfather: Francisco de Paula of Spain son of Charles IV King Spain
Great x 4 Grandmother: Maria Luisa of Parma Granddaughter of Louis XV King France
Great x 2 Grandfather: Francisco de Asís King Consort Spain Grandson of Charles IV King Spain
Great x 1 Grandfather: Alfonso XII King Spain son of Isabella II Queen Spain
Great x 4 Grandfather: Charles IV King Spain son of Charles III King Spain
Great x 3 Grandfather: Ferdinand VII King Spain son of Charles IV King Spain
Great x 4 Grandmother: Maria Luisa of Parma Granddaughter of Louis XV King France
Great x 2 Grandmother: Isabella II Queen Spain daughter of Ferdinand VII King Spain
Great x 4 Grandfather: Francis I of the Two Sicilies Grandson of Maria Theresa Habsburg Spain Holy Roman Empress
Great x 3 Grandmother: Maria Christina of the Two Sicilies Queen Consort Spain Granddaughter of Charles IV King Spain
Great x 4 Grandmother: Maria Isabel Queen Consort of the Two Sicilies daughter of Charles IV King Spain
Grandfather: Alfonso XIII King Spain son of Alfonso XII King Spain
Great x 4 Grandfather: Leopold II Holy Roman Emperor son of Maria Theresa Habsburg Spain Holy Roman Empress
Great x 3 Grandfather: Archduke Charles Duke of Teschen Grandson of Maria Theresa Habsburg Spain Holy Roman Empress
Great x 4 Grandmother: Infanta Maria Luisa of Spain daughter of Charles III King Spain
Great x 2 Grandfather: Archduke Karl Ferdinand of Austria Great Grandson of Maria Theresa Habsburg Spain Holy Roman Empress
Great x 1 Grandmother: Maria Christina of Austria Queen Consort Spain 2 x Great Granddaughter of Maria Theresa Habsburg Spain Holy Roman Empress
Great x 4 Grandfather: Leopold II Holy Roman Emperor son of Maria Theresa Habsburg Spain Holy Roman Empress
Great x 3 Grandfather: Archduke Joseph of Austria Grandson of Maria Theresa Habsburg Spain Holy Roman Empress
Great x 4 Grandmother: Infanta Maria Luisa of Spain daughter of Charles III King Spain
Great x 2 Grandmother: Archduchess Elisabeth Franziska of Austria Great Granddaughter of Maria Theresa Habsburg Spain Holy Roman Empress
Great x 4 Grandfather: Ludwig Friedrich Alexander of Württemberg
Great x 3 Grandmother: Duchess Maria Dorothea of Württemberg 2 x Great Granddaughter of King George II of Great Britain and Ireland
Great x 4 Grandmother: Princess Henriette Nassau Weilburg Great Granddaughter of King George II of Great Britain and Ireland
father: Juan Carlos Bourbon son of Alfonso XIII King Spain
Great x 4 Grandfather: Louis I Grand Duke of Hesse 10 x Great Grandson of John II King Aragon
Great x 3 Grandfather: Louis Hesse Darmstadt II Grand Duke 11 x Great Grandson of John II King Aragon
Great x 2 Grandfather: Alexander Hesse Darmstadt 12 x Great Grandson of John II King Aragon
Great x 4 Grandfather: Prince Charles Louis of Baden 10 x Great Grandson of John II King Aragon
Great x 3 Grandmother: Princess Wilhelmine Baden 11 x Great Granddaughter of John II King Aragon
Great x 4 Grandmother: Princess Amalie of Hesse-Darmstadt 10 x Great Granddaughter of John II King Aragon
Great x 1 Grandfather: Henry Mountbatten 13 x Great Grandson of John II King Aragon
Great x 2 Grandmother: Julia Hauke
Grandmother: Victoria Eugénie Mountbatten Queen Consort Spain Granddaughter of Queen Victoria of the United Kingdom
Great x 4 Grandfather: Francis Saxe Coburg Gotha I Duke Saxe Coburg Gotha 10 x Great Grandson of John II King Aragon
Great x 3 Grandfather: Ernest Saxe Coburg Gotha I Duke Saxe Coburg Gotha 11 x Great Grandson of John II King Aragon
Great x 4 Grandmother: Augusta Reuss Duchess Saxe Coburg Gotha 10 x Great Granddaughter of John II King Aragon
Great x 2 Grandfather: Prince Albert Saxe Coburg Gotha 12 x Great Grandson of John II King Aragon
Great x 4 Grandfather: Duke Augustus of Saxe Coburg Altenburg 10 x Great Grandson of John II King Aragon
Great x 3 Grandmother: Duchess Louise Dorothea of Saxe Coburg Altenburg 11 x Great Granddaughter of John II King Aragon
Great x 4 Grandmother: Louise Charlotte Mecklenburg-Schwerin 10 x Great Granddaughter of John II King Aragon
Great x 1 Grandmother: Princess Beatrice daughter of Queen Victoria of the United Kingdom
Great x 4 Grandfather: King George III of Great Britain and Ireland Grandson of King George II of Great Britain and Ireland
Great x 3 Grandfather: Edward Augustus Hanover 1st Duke Kent and Strathearn son of King George III of Great Britain and Ireland
Great x 4 Grandmother: Charlotte Mecklenburg Strelitz Queen Consort England 10 x Great Granddaughter of John II King Aragon
Great x 2 Grandmother: Queen Victoria of the United Kingdom Granddaughter of King George III of Great Britain and Ireland
Great x 4 Grandfather: Francis Saxe Coburg Gotha I Duke Saxe Coburg Gotha 10 x Great Grandson of John II King Aragon
Great x 3 Grandmother: Marie Luise Victoria Saxe Coburg Gotha Duchess Kent and Strathearn 11 x Great Granddaughter of John II King Aragon
Great x 4 Grandmother: Augusta Reuss Duchess Saxe Coburg Gotha 10 x Great Granddaughter of John II King Aragon
Juan Carlos I King Spain Grandson of Alfonso XIII King Spain
mother: María Mercedes Bourbon Two Sicilies