Paternal Family Tree: Bugge
Maternal Family Tree: Anne Belknap 1464-1537
Before 1540 [his father] Henry Willoughby [aged 22] and [his mother] Anne Grey [aged 19] were married. She the daughter of [his grandfather] Thomas Grey 2nd Marquess Dorset and [his grandmother] Margaret Wotton Marchioness Dorset.
In 1546 Francis Willoughby was born to Henry Willoughby [aged 29] and Anne Grey [aged 26].
On 17th August 1548 [his mother] Anne Grey [aged 28] died.
On 27th August 1549 the rebels were defeated by an army led by John Dudley 1st Duke Northumberland [aged 45]. [his father] Henry Willoughby [aged 32] was killed at Mousehold Heath, Norwich [Map].
Around 1560 Francis Willoughby [aged 14] educated at Jesus College, Cambridge University.
In 1563 Francis Willoughby [aged 17] and Elizabeth Lyttelton [aged 15] were married. They were half fifth cousin once removed.
In 1566 [his daughter] Bridget Willoughby was born to Francis Willoughby [aged 20] and [his wife] Elizabeth Lyttelton [aged 18]. She married Perceval Willoughby and had issue.
On 21st October 1566 [his daughter] Margaret Willoughby was born to Francis Willoughby [aged 20] and [his wife] Elizabeth Lyttelton [aged 18] at Wollaton, Nottinghamshire. She married 15th February 1587 Robert Spencer 1st Baron Spencer and had issue.
In 1572 [his daughter] Frances Willoughby was born to Francis Willoughby [aged 26] and [his wife] Elizabeth Lyttelton [aged 24]. She married before 1598 Montague Wood.
In 1574 [his daughter] Dorothy Willoughby was born to Francis Willoughby [aged 28] and [his wife] Elizabeth Lyttelton [aged 26]. She married her half fourth cousin Henry Hastings, son of George Hastings 4th Earl Huntingdon and Dorothy Port Countess Huntingdon, and had issue.
In 1575 Francis Willoughby [aged 29] was knighted.
In 1576 [his daughter] Abigail Willoughby was born to Francis Willoughby [aged 30] and [his wife] Elizabeth Lyttelton [aged 28]. She married 26th April 1601 William Pargiter.
In 1578 [his daughter] Winifred Willoughby was born to Francis Willoughby [aged 32] and [his wife] Elizabeth Lyttelton [aged 30].
On 15th February 1587 [his son-in-law] Robert Spencer 1st Baron Spencer [aged 17] and [his daughter] Margaret Willoughby [aged 20] were married.
In 1594 [his wife] Elizabeth Lyttelton [aged 46] died.
In August 1595 Francis Willoughby [aged 49] and Dorothy Tamworth were married.
In 1596 Francis Willoughby [aged 50] died.
[his daughter] Frances Willoughby was born to Francis Willoughby and Dorothy Tamworth.
[his son] Sons Willoughby was born to Francis Willoughby and Elizabeth Lyttelton.
Kings Wessex: Great x 15 Grand Son of King Edmund "Ironside" I of England
Kings Gwynedd: Great x 12 Grand Son of Owain "Great" King Gwynedd
Kings Seisyllwg: Great x 18 Grand Son of Hywel "Dda aka Good" King Seisyllwg King Deheubarth
Kings Powys: Great x 13 Grand Son of Maredudd ap Bleddyn King Powys
Kings Godwinson: Great x 16 Grand Son of King Harold II of England
Kings England: Great x 6 Grand Son of King Edward III of England
Kings Scotland: Great x 12 Grand Son of King David I of Scotland
Kings France: Great x 8 Grand Son of King Philip IV of France
Kings Duke Aquitaine: Great x 20 Grand Son of Ranulf I Duke Aquitaine
Kings Spain: Great x 12 Grand Son of Alfonso VII King Castile VII King Leon
Great x 4 Grandfather: Edmund Willoughby 
6 x Great Grandson of King Henry "Curtmantle" II of England
Great x 3 Grandfather: Hugh Willoughby 7 x Great Grandson of King Henry "Curtmantle" II of England
Great x 4 Grandmother: Isabel Annesley 15 x Great Granddaughter of Maredudd ab Owain King Deheubarth King Powys King Gwynedd
Great x 2 Grandfather: Robert Willoughby 8 x Great Grandson of King Henry "Curtmantle" II of England
Great x 4 Grandfather: Baldwin Freville
Great x 3 Grandmother: Margaret Freville
Great x 1 Grandfather: Henry Willoughby 9 x Great Grandson of King Henry "Curtmantle" II of England
Great x 2 Grandmother: Margaret Griffith
Grandfather: Edward Willoughby 10 x Great Grandson of King Henry "Curtmantle" II of England
Great x 2 Grandfather: Robert Markham
Great x 1 Grandmother: Margaret Markham
Father: Henry Willoughby 11 x Great Grandson of King Henry "Curtmantle" II of England
Great x 4 Grandfather: John Filiol
Great x 3 Grandfather: William Filiol
Great x 2 Grandfather: John Filiol
Great x 1 Grandfather: William Filiol of Woodlands and Filiols Hall
Grandmother: Anne Filiol
Francis Willoughby 6 x Great Grandson of King Edward III of England
Great x 4 Grandfather: Reginald Grey 3rd Baron Grey Ruthyn 
5 x Great Grandson of King John of England
Great x 3 Grandfather: Edward Grey Baron Ferrers of Groby 6 x Great Grandson of King John of England
Great x 4 Grandmother: Joan Astley Baroness Grey Ruthyn 8 x Great Granddaughter of King Henry I "Beauclerc" England
Great x 2 Grandfather: John Grey 5 x Great Grandson of King Edward I of England
Great x 4 Grandfather: Henry Ferrers 
5 x Great Grandson of King Edward I of England
Great x 3 Grandmother: Elizabeth Ferrers 6th Baroness Ferrers Groby 4 x Great Granddaughter of King Edward I of England
Great x 4 Grandmother: Isabel Mowbray Baroness Berkeley 
3 x Great Granddaughter of King Edward I of England
Great x 1 Grandfather: Thomas Grey 1st Marquess Dorset 6 x Great Grandson of King Edward I of England
Great x 4 Grandfather: Richard Woodville 
Great x 3 Grandfather: Richard Woodville 1st Earl Rivers
Great x 4 Grandmother: Joan Bittelsgate
Great x 2 Grandmother: Elizabeth Woodville Queen Consort England 6 x Great Granddaughter of King Henry III of England
Great x 4 Grandfather: Peter Luxembourg I Count Saint Pol 
4 x Great Grandson of King Henry III of England
Great x 3 Grandmother: Jacquetta of Luxembourg Duchess Bedford 5 x Great Granddaughter of King Henry III of England
Great x 4 Grandmother: Margherita Baux 
5 x Great Granddaughter of King John of England
Grandfather: Thomas Grey 2nd Marquess Dorset 4 x Great Grandson of King Edward III of England
Great x 4 Grandfather: William Bonville 1st Baron Bonville 
7 x Great Grandson of King Henry "Curtmantle" II of England
Great x 3 Grandfather: William Bonville 5 x Great Grandson of King Edward I of England
Great x 4 Grandmother: Margaret Grey 4 x Great Granddaughter of King Edward I of England
Great x 2 Grandfather: William Bonville 6th Baron Harington 6 x Great Grandson of King Edward I of England
Great x 4 Grandfather: William Harrington 5th Baron Harington 
13 x Great Grandson of Hugh I King of the Franks
Great x 3 Grandmother: Elizabeth Harrington 14 x Great Granddaughter of Hugh I King of the Franks
Great x 1 Grandmother: Cecily Bonville Marchioness Dorset 3 x Great Granddaughter of King Edward III of England
Great x 4 Grandfather: Ralph Neville 1st Earl of Westmoreland 
5 x Great Grandson of King Henry "Curtmantle" II of England
Great x 3 Grandfather: Richard Neville Earl Salisbury Great Grandson of King Edward III of England
Great x 4 Grandmother: Joan Beaufort Countess of Westmoreland 
Granddaughter of King Edward III of England
Great x 2 Grandmother: Katherine Neville Baroness Bonville and Hastings 2 x Great Granddaughter of King Edward III of England
Great x 4 Grandfather: Thomas Montagu 1st Count Perche 4th Earl Salisbury 
3 x Great Grandson of King Edward I of England
Great x 3 Grandmother: Alice Montagu 5th Countess of Salisbury 3 x Great Granddaughter of King Edward I of England
Great x 4 Grandmother: Eleanor Holland 
2 x Great Granddaughter of King Edward I of England
Mother: Anne Grey 5 x Great Granddaughter of King Edward III of England
Great x 3 Grandfather: Nicholas Wotton 
Great x 2 Grandfather: Nicholas Wotton
Great x 4 Grandfather: Robert Corbie
Great x 3 Grandmother: Joan Corbie
Great x 1 Grandfather: Robert Wotton of Boughton Malherbe
Grandmother: Margaret Wotton Marchioness Dorset
Great x 2 Grandfather: Henry Belknap
Great x 1 Grandmother: Anne Belknap