Paternal Family Tree: Hohenstauffen
On 15th August 1209 Frederick I King Jerusalem II Holy Roman Emperor [aged 14] and [his mother] Constance Barcelona [aged 30] were married at Messina, Sicily [Map]. She the daughter of [his grandfather] Alfonso II King Aragon and [his grandmother] Sancha Ivrea Queen Consort Aragon. He the son of Henry Hohenstaufen VI Holy Roman Emperor. They were third cousin once removed.
In 1211 Henry VII King Germany was born to Frederick I King Jerusalem II Holy Roman Emperor [aged 16] and Constance Barcelona [aged 32].
On 14th September 1213 [his mother] Constance Barcelona [aged 34] died.
On 22nd November 1220 Frederick I King Jerusalem II Holy Roman Emperor [aged 25] was crowned II Holy Roman Emperor. Isabella Plantagenet Holy Roman Empress [aged 6] by marriage Holy Roman Empress.
On 9th November 1225 Frederick I King Jerusalem II Holy Roman Emperor [aged 30] and Isabella Brienne II Queen Jerusalem [aged 13] were married. He by marriage John I King Jerusalem. She the daughter of John de Brienne I King Jerusalem [aged 55] and Maria the Marquise Unknown. He the son of [his grandfather] Henry Hohenstaufen VI Holy Roman Emperor.
On 15th July 1235 Frederick I King Jerusalem II Holy Roman Emperor [aged 40] and Isabella Plantagenet Holy Roman Empress [aged 21] were married at Worms Cathedral [Map]. She the daughter of King John of England and Isabella of Angoulême Queen Consort England [aged 47]. He the son of [his grandfather] Henry Hohenstaufen VI Holy Roman Emperor. They were fourth cousin once removed.
On 12th February 1242 Henry VII King Germany [aged 31] died. His half brother Conrad [aged 13] succeeded King Germany.
On 13th December 1250 Frederick I King Jerusalem II Holy Roman Emperor [aged 55] died. Henry VII King Germany was appointed VII King Germany.
Kings Wessex: Great x 10 Grand Son of King Alfred "The Great" of Wessex
Kings France: Great x 6 Grand Son of Hugh I King of the Franks
Kings Duke Aquitaine: Great x 10 Grand Son of Ranulf I Duke Aquitaine
Kings Spain: Grand Son of Alfonso II King Aragon
Great x 2 Grandfather: Frederick "One Eyed" Hohenstaufen I Holy Roman Emperor 
Great x 1 Grandfather: Frederick "Barbarossa" Hohenstaufen I Holy Roman Emperor 7 x Great Grandson of King Alfred "The Great" of Wessex
Great x 4 Grandfather: Welf I Duke Bavaria
Great x 3 Grandfather: Henry "Black" Welf IX Duke Bavaria 5 x Great Grandson of King Alfred "The Great" of Wessex
Great x 4 Grandmother: Judith Flanders Duchess Bavaria 4 x Great Granddaughter of King Alfred "The Great" of Wessex
Great x 2 Grandmother: Judith Welf Holy Roman Empress 6 x Great Granddaughter of King Alfred "The Great" of Wessex
Great x 4 Grandfather: Magnus Billung Duke Saxony
Great x 3 Grandmother: Wulfhilde of Saxony Duchess Bavaria
Grandfather: Henry Hohenstaufen VI Holy Roman Emperor 8 x Great Grandson of King Alfred "The Great" of Wessex
Great x 4 Grandfather: William I Count Burgundy 
8 x Great Grandson of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 3 Grandfather: Stephen Ivrea I Count Burgundy 9 x Great Grandson of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 4 Grandmother: Ettiennette Countess Burgundy
Great x 2 Grandfather: Reginald Ivrea III Count Burgundy 6 x Great Grandson of King Edward "Elder" of the Anglo Saxons
Great x 4 Grandfather: Gerard Metz I Duke Lorraine
Great x 3 Grandmother: Beatrice Metz Countess Burgundy 5 x Great Granddaughter of King Edward "Elder" of the Anglo Saxons
Great x 4 Grandmother: Hedwige Namur Duchess Lorraine 4 x Great Granddaughter of King Edward "Elder" of the Anglo Saxons
Great x 1 Grandmother: Beatrice of Burgundy Holy Roman Empress 7 x Great Granddaughter of King Edward "Elder" of the Anglo Saxons
Father: Frederick I King Jerusalem II Holy Roman Emperor 9 x Great Grandson of King Alfred "The Great" of Wessex
Henry VII King Germany Grandson of Alfonso II King Aragon
Great x 4 Grandfather: Ramon Berenguer "Old" Barcelona I Count Barcelona
Great x 3 Grandfather: Ramon Berenguer "Towhead" Barcelona II Count Barcelona
Great x 2 Grandfather: Raymond III Count Barcelona
Great x 1 Grandfather: Raymond V Count Barcelona 
11 x Great Grandson of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 3 Grandfather: Gilbert Gevaudan
Great x 2 Grandmother: Douce Gevaudan Countess Barcelona 10 x Great Granddaughter of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 4 Grandfather: Geoffrey Arles 1st Count Arles 1st Count Provence 8 x Great Grandson of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 3 Grandmother: Gerberga Arles 9 x Great Granddaughter of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 4 Grandmother: Etienette Countess Provence and Arles
Grandfather: Alfonso II King Aragon -2 x Great Grandson of Alfonso II King Aragon
Great x 4 Grandfather: Ramiro Sánchez I King Aragon
Great x 3 Grandfather: Sancho Ramírez I King Aragon V King Pamplona
Great x 4 Grandmother: Gisberga or Ermesinda Bigorre Queen Consort Aragon
Great x 2 Grandfather: Ramiro "Monk" II King Aragon
Great x 4 Grandfather: Hilduin Montdidier IV Count Montdidier
Great x 3 Grandmother: Felicia Montdidier Queen Consort Aragon and Pamplona
Great x 1 Grandmother: Petronilla Jiménez Queen Aragon 4 x Great Granddaughter of Hugh I King of the Franks
Great x 4 Grandfather: Guy William Poitiers VIII Duke Aquitaine 4 x Great Grandson of Ranulf I Duke Aquitaine
Great x 3 Grandfather: William "Troubadour" Poitiers IX Duke Aquitaine 2 x Great Grandson of Hugh I King of the Franks
Great x 4 Grandmother: Hildegarde Burgundy Duchess Aquitaine 
Great Granddaughter of Hugh I King of the Franks
Great x 2 Grandmother: Agnes Poitiers Queen Consort Aragon 3 x Great Granddaughter of Hugh I King of the Franks
Great x 4 Grandfather: William Rouerge Duke Narbonne
Great x 3 Grandmother: Philippa Rouerge Duchess Aquitaine
Great x 4 Grandmother: Emma Mortain Duchess Narbonne
Mother: Constance Barcelona daughter of Alfonso II King Aragon
Great x 4 Grandfather: Reginald Ivrea I Count Burgundy 7 x Great Grandson of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 3 Grandfather: William I Count Burgundy 8 x Great Grandson of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 4 Grandmother: Alice Normandy Countess Burgundy 
8 x Great Granddaughter of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 2 Grandfather: Raymond Ivrea 9 x Great Grandson of Charles "Charlemagne aka Great" King of the Franks King Lombardy Holy Roman Emperor
Great x 3 Grandmother: Ettiennette Countess Burgundy
Great x 1 Grandfather: Alfonso VII King Castile VII King Leon -2 x Great Grandson of Alfonso VII King Castile VII King Leon
Great x 4 Grandfather: Ferdinand "Great" I King Leon
Great x 3 Grandfather: Alfonso "Brave" VI King Leon VI King Castile
Great x 4 Grandmother: Sancha Astur Leonese
Great x 2 Grandmother: Urracca "Reckless" Jiménez Queen Consort Aragon and Pamplona 2 x Great Granddaughter of Hugh I King of the Franks
Great x 4 Grandfather: Robert I Duke Burgundy Grandson of Hugh I King of the Franks
Great x 3 Grandmother: Constance Burgundy Queen Consort Castile and Leon Great Granddaughter of Hugh I King of the Franks
Great x 4 Grandmother: Helie Samur Duchess Burgundy
Grandmother: Sancha Ivrea Queen Consort Aragon daughter of Alfonso VII King Castile VII King Leon
Great x 1 Grandmother: Richeza Unknown Queen Consort Castile Queen Consort Leon