Biography of Owain ap Dafydd Aberffraw 1275-1325
Paternal Family Tree: Aberffraw
Owain ap Dafydd Aberffraw was imprisoned at Bristol Castle, Gloucestershire [Map]. He was buried in the nearby Dominican church (now known as Quakers Friars). His burial was paid for by King Edward I.
After 1265 [his father] Dafydd ap Gruffudd Aberffraw Prince of Wales (age 26) and [his step-mother] Elizabeth Ferrers (age 25) were married. She the daughter of William Ferrers 5th Earl of Derby and Margaret Quincy Countess Derby. He a great grandson of King John "Lackland" of England. She a great x 4 granddaughter of King Henry I "Beauclerc" England. 
Around 1275 Owain ap Dafydd Aberffraw was born to Dafydd ap Gruffudd Aberffraw Prince of Wales (age 36). He a great x 2 grandson of King John "Lackland" of England.
On 22 Jun 1283 Owain ap Dafydd Aberffraw (age 8) was captured at Nanhysglain Bangor [Map].
On 22 Jun 1283 [his father] Dafydd ap Gruffudd Aberffraw Prince of Wales (age 44) and Owain ap Dafydd Aberffraw (age 8) were captured at Nanhysglain Bangor [Map]. Dafydd (age 44), seriously wounded in the struggle, was brought to King Edward's (age 44) camp at Rhuddlan [Map] that same night. Dafydd (age 44) was taken from here to Chester [Map] and then on to Shrewsbury, Shropshire [Map]. Dafydd (age 44) and Dafydd's wife [his step-mother] Elizabeth de Ferrers (age 43), their daughter [his sister] Gwladys, infant niece Gwenllian ferch Llywelyn (age 1), and Dafydd's six illegitimate daughters were also taken prisoner at the same time.
On 23 Jun 1283 Owain ap Dafydd Aberffraw (age 8) was imprisoned at Rhuddlan Castle [Map].
On 03 Oct 1283 [his father] Dafydd ap Gruffudd Aberffraw Prince of Wales (age 45) was hanged, drawn and quartered at Shrewsbury, Shropshire [Map]. The first prominent person known to have suffered being hanged, drawn and quartered. Dafydd (age 45) was dragged through the streets of Shrewsbury, Shropshire [Map] attached to a horse's tail, then hanged alive, revived, then disembowelled and his entrails burned before him for "his sacrilege in committing his crimes in the week of Christ's passion", and then his body cut into four-quarters "for plotting the king's death". Geoffrey of Shrewsbury was paid 20 shillings for carrying out the act.
After Aug 1325 Owain ap Dafydd Aberffraw (age 50) died.
Kings Wessex: Great x 8 Grand Son of King Edmund "Ironside" I of England
Kings Gwynedd: Great x 3 Grand Son of Owain "Great" King Gwynedd
Kings Seisyllwg: Great x 9 Grand Son of Hywel "Dda aka Good" King Seisyllwg King Deheubarth
Kings Powys: Great x 4 Grand Son of Maredudd ap Bleddyn King Powys
Kings England: Great x 2 Grand Son of King John "Lackland" of England
Kings Scotland: Great x 6 Grand Son of Malcolm III King Scotland
Kings Franks: Great x 14 Grand Son of Louis "Pious" King Aquitaine I King Franks
Kings France: Great x 8 Grand Son of Robert "Pious" II King France
Great x 4 Grandfather: King Gruffudd ap Cynan of Gwynedd
Great x 3 Grandfather: Owain "Great" King Gwynedd
Great x 4 Grandmother: Angharad Queen Consort Gwynedd
Great x 2 Grandfather: Iorwerth "Drwyndwn aka Flat Nosed" Aberffraw
Great x 4 Grandfather: Llywarch ap Trahaearn Lord of Cydewain
Great x 3 Grandmother: Gwladus Unknown Queen Consort Gwynedd
Great x 1 Grandfather: Llewellyn "The Great" Aberffraw
Great x 4 Grandfather: Maredudd ap Bleddyn King Powys
Great x 3 Grandfather: Madog ap Maredudd Mathrafal Prince Powys
Great x 2 Grandmother: Marared ferch Madog Mathrafal
Great x 4 Grandfather: King Gruffudd ap Cynan of Gwynedd
Great x 3 Grandmother: Susanna Aberffraw
Great x 4 Grandmother: Angharad Queen Consort Gwynedd
GrandFather: Gruffydd ap Llewellyn Aberffraw Grand Son of King John "Lackland" of England
Great x 4 Grandfather: Geoffrey Plantagenet Duke Normandy
Great x 3 Grandfather: King Henry "Curtmantle" II of England Grand Son of King Henry I "Beauclerc" England
Great x 4 Grandmother: Empress Matilda
Daughter of King Henry I "Beauclerc" England
Great x 2 Grandfather: King John "Lackland" of England Son of King Henry "Curtmantle" II of England
Great x 4 Grandfather: William "Saint" Poitiers X Duke Aquitaine
Great x 3 Grandmother: Eleanor of Aquitaine Queen Consort Franks and England
Great x 4 Grandmother: Aenor Chatellerault Duchess Aquitaine
Great x 1 Grandmother: Joan Plantagenet Daughter of King John "Lackland" of England
Great x 4 Grandfather: Geoffrey Plantagenet Duke Normandy
Great x 3 Grandfather: Hamelin Warenne 4th Earl Surrey
Great x 4 Grandmother: Mistress Unknown
Great x 2 Grandmother: Adela Plantagenet
Great x 4 Grandfather: William Warenne 3rd Earl Surrey
Great x 3 Grandmother: Isabella Warenne Countess Boulogne 4th Countess of Surrey
Great x 4 Grandmother: Adela Montgomery Countess of Salisbury and Surrey
Father: Dafydd ap Gruffudd Aberffraw Prince of Wales Great Grand Son of King John "Lackland" of England
Great x 4 Grandfather: Owain "Great" King Gwynedd
Great x 3 Grandfather: Rhodri Aberffraw
Great x 4 Grandmother: Cristin ferch Goronwy Unknown Queen Consort Gwynedd
Great x 2 Grandfather: Thomas Lord Aberffraw
Great x 1 Grandfather: Caradog ap Thomas
GrandMother: Senana ferch Caradog
Owain ap Dafydd Aberffraw 2 x Great Grand Son of King John "Lackland" of England