Biography of Henry "Lion" Welf XII Duke Saxony III Duke Bavaria 1129-1195

Paternal Family Tree: Obertenghi aka Welf

In 1127 [his father] Henry "Proud" Welf X Duke Bavaria (age 19) and [his mother] Gertrude Süpplingenburg Duchess Bavaria were married. She by marriage Duchess Bavaria. He the son of [his grandfather] Henry "Black" Welf IX Duke Bavaria and [his grandmother] Wulfhilde of Saxony Duchess Bavaria.

In 1129 Henry "Lion" Welf XII Duke Saxony III Duke Bavaria was born to [his father] Henry "Proud" Welf X Duke Bavaria (age 21) and [his mother] Gertrude Süpplingenburg Duchess Bavaria at Brunswick [Map].

On 20th October 1139 [his father] Henry "Proud" Welf X Duke Bavaria (age 31) died.

In 1142 Henry "Lion" Welf XII Duke Saxony III Duke Bavaria (age 13) was appointed XII Duke Saxony. [his future wife] Clementia Zähringen Duchess Saxony Duchess Bavaria by marriage Duchess Saxony.

In 1147 Henry "Lion" Welf XII Duke Saxony III Duke Bavaria (age 18) and Clementia Zähringen Duchess Saxony Duchess Bavaria were married. They divorceddd in 1162. She the daughter of Conrad Zähringen 1st Duke Zähringen. He the son of Henry "Proud" Welf X Duke Bavaria and Gertrude Süpplingenburg Duchess Bavaria.

In 1155 [his daughter] Gertrude Welf was born to Henry "Lion" Welf XII Duke Saxony III Duke Bavaria (age 26) and [his wife] Clementia Zähringen Duchess Saxony Duchess Bavaria.

In 1156 Henry "Lion" Welf XII Duke Saxony III Duke Bavaria (age 27) was appointed III Duke Bavaria. [his wife] Clementia Zähringen Duchess Saxony Duchess Bavaria by marriage Duchess Bavaria.

Around 1157 [his daughter] Richenza Welf was born to Henry "Lion" Welf XII Duke Saxony III Duke Bavaria (age 28) and [his wife] Clementia Zähringen Duchess Saxony Duchess Bavaria. She died aged ten in 1167.

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The Deeds of King Henry V, or in Latin Henrici Quinti, Angliæ Regis, Gesta, is a first-hand account of the Agincourt Campaign, and subsequent events to his death in 1422. The author of the first part was a Chaplain in King Henry's retinue who was present from King Henry's departure at Southampton in 1415, at the siege of Harfleur, the battle of Agincourt, and the celebrations on King Henry's return to London. The second part, by another writer, relates the events that took place including the negotiations at Troye, Henry's marriage and his death in 1422.

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In 1167 [his daughter] Richenza Welf (age 10) died.

On 1st February 1168 Henry "Lion" Welf XII Duke Saxony III Duke Bavaria (age 39) and Matilda Plantagenet Duchess Saxony (age 12) were married. She by marriage Duchess Bavaria, Duchess Saxony. The difference in their ages was 27 years. She the daughter of King Henry "Curtmantle" II of England (age 34) and Eleanor of Aquitaine Queen Consort Franks and England (age 46). He the son of Henry "Proud" Welf X Duke Bavaria and Gertrude Süpplingenburg Duchess Bavaria. They were half third cousin twice removed.

Before 1170 [his illegitimate brother-in-law] Archbishop Geoffrey Plantagenet (age 17) was appointed Archdeacon of Lincoln.

In 1172 [his daughter] Matilda Welf Countess Perche was born to Henry "Lion" Welf XII Duke Saxony III Duke Bavaria (age 43) and [his wife] Matilda Plantagenet Duchess Saxony (age 15). She a granddaughter of King Henry "Curtmantle" II of England. She married (1) 1189 her third cousin once removed Geoffrey Chateaudun III Count Perche, son of Routrou Chateaudun IV Count Perche and Matilda Blois Countess Perche, and had issue (2) 1204 her half fifth cousin Enguerrand Coucy III Lord Coucy.

Around 1173 [his son] Henry Welf V Count Palatine of the Rhine was born to Henry "Lion" Welf XII Duke Saxony III Duke Bavaria (age 44) and [his wife] Matilda Plantagenet Duchess Saxony (age 16). He a grandson of King Henry "Curtmantle" II of England. He married 1193 Agnes Palatine of the Rhine and had issue.

In 1173 [his illegitimate brother-in-law] Archbishop Geoffrey Plantagenet (age 21) was appointed Bishop of Lincoln.

Around 1174 [his son] Lothar Welf was born to Henry "Lion" Welf XII Duke Saxony III Duke Bavaria (age 45) and [his wife] Matilda Plantagenet Duchess Saxony (age 17). He a grandson of King Henry "Curtmantle" II of England.

Around 1175 [his son] Otto Welf IV Holy Roman Emperor was born to Henry "Lion" Welf XII Duke Saxony III Duke Bavaria (age 46) and [his wife] Matilda Plantagenet Duchess Saxony (age 18). He a grandson of King Henry "Curtmantle" II of England.

In February 1177 William "Good" II King Sicily (age 22) and [his sister-in-law] Joan Plantagenet Queen Consort Sicily (age 11) were married. She by marriage Queen Sicily. She the daughter of [his father-in-law] King Henry "Curtmantle" II of England (age 43) and [his mother-in-law] Eleanor of Aquitaine Queen Consort Franks and England (age 55). They were half sixth cousins.

Before 17th September 1177 Alfonso VIII King Castile (age 21) and [his sister-in-law] Eleanor Plantagenet Queen Consort Castile (age 15) were married. She by marriage Queen Consort Castile. She the daughter of [his father-in-law] King Henry "Curtmantle" II of England (age 44) and [his mother-in-law] Eleanor of Aquitaine Queen Consort Franks and England (age 55). He the son of Sancho III King Castile and Blanche Ramirez Queen Consort Castile. They were half fourth cousins.

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In July 1181 [his brother-in-law] Geoffrey Plantagenet 2nd Duke Brittany (age 22) and Constance Penthièvre Duchess Brittany (age 20) were married. She by marriage Duchess Brittany. He by marriage Duke Brittany. She the daughter of Conan "The Young" Penthièvre IV Duke Brittany and Margaret Dunkeld Duchess Brittany (age 36). He the son of [his father-in-law] King Henry "Curtmantle" II of England (age 48) and [his mother-in-law] Eleanor of Aquitaine Queen Consort Franks and England (age 59). They were half second cousin once removed. She a great x 2 granddaughter of King Henry I "Beauclerc" England.

On 11th April 1184 [his son] William of Winchester Welf was born to Henry "Lion" Welf XII Duke Saxony III Duke Bavaria (age 55) and [his wife] Matilda Plantagenet Duchess Saxony (age 28) in Winchester, Hampshire [Map] during his father's exile. He a grandson of King Henry "Curtmantle" II of England. He married April 1202 Helena of Denmark Duchess of Lüneburg and had issue.

On 19th August 1186 [his brother-in-law] Geoffrey Plantagenet 2nd Duke Brittany (age 27) died at Paris [Map].

In 1189 [his son-in-law] Geoffrey Chateaudun III Count Perche and [his daughter] Matilda Welf Countess Perche (age 17) were married at Rouen, France [Map]. She by marriage Countess Perche. She the daughter of Henry "Lion" Welf XII Duke Saxony III Duke Bavaria (age 60) and [his wife] Matilda Plantagenet Duchess Saxony (age 32). He the son of Routrou Chateaudun IV Count Perche (age 54) and Matilda Blois Countess Perche. They were third cousin once removed. He a great x 2 grandson of King William "Conqueror" I of England. She a granddaughter of King Henry "Curtmantle" II of England.

On 28th June 1189 [his wife] Matilda Plantagenet Duchess Saxony (age 33) died. She was buried at Brunswick Cathedral [Map].

In 1190 [his son] Lothar Welf (age 16) died.

In 1193 [his son] Henry Welf V Count Palatine of the Rhine (age 20) and [his daughter-in-law] Agnes Palatine of the Rhine were married. She by marriage Countess Palatine of the Rhine. He the son of Henry "Lion" Welf XII Duke Saxony III Duke Bavaria (age 64) and [his former wife] Matilda Plantagenet Duchess Saxony.

On 6th August 1195 Henry "Lion" Welf XII Duke Saxony III Duke Bavaria (age 66) died at Ravensburg.

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The Chronicle of Geoffrey le Baker of Swinbroke. Baker was a secular clerk from Swinbroke, now Swinbrook, an Oxfordshire village two miles east of Burford. His Chronicle describes the events of the period 1303-1356: Gaveston, Bannockburn, Boroughbridge, the murder of King Edward II, the Scottish Wars, Sluys, Crécy, the Black Death, Winchelsea and Poitiers. To quote Herbert Bruce 'it possesses a vigorous and characteristic style, and its value for particular events between 1303 and 1356 has been recognised by its editor and by subsequent writers'. The book provides remarkable detail about the events it describes. Baker's text has been augmented with hundreds of notes, including extracts from other contemporary chronicles, such as the Annales Londonienses, Annales Paulini, Murimuth, Lanercost, Avesbury, Guisborough and Froissart to enrich the reader's understanding. The translation takes as its source the 'Chronicon Galfridi le Baker de Swynebroke' published in 1889, edited by Edward Maunde Thompson. Available at Amazon in eBook and Paperback.

[his son] Henry Welf was born to Henry "Lion" Welf XII Duke Saxony III Duke Bavaria and Clementia Zähringen Duchess Saxony Duchess Bavaria.