This selection of celebrity guests were all confirmed attendees at the Royal Wedding as of 23rd April 2011. All these names have been invited with their spouses or partners if married or in a civil partnership:
Mr. Rowan Atkinson
Actor Rowan Atkinson is a close friend of The Prince of Wales.
Mr. Tom Bradby
The journalist and news reporter Tom Bradby has known both Prince William and Miss Middleton for some time. He conducted their first joint interview together on the day their engagement was announced.
Mr. Ben Fogle
Ben Fogle is best known as a travel writer, television presenter and adventurer and has met Prince William on a number of occasions.
Sir Elton John
Sir Elton John is a singer-songwriter, composer and pianist. He performed at the funeral of the late Diana, Princess of Wales.
Mr. Guy Ritchie
Guy Ritchie is a friend of Prince William and Miss Middleton. He is a well-established filmmaker, who directed Lock Stock and Two Smoking Barrels, Snatch and Revolver.
Miss Joss Stone
Joss Stone is best known as an English Soul singer and songwriter. She performed at the Concert for Diana at Wembley in 2007 and at City Salute in 2008.
Mr. Mario Testino
Photographer Mario Testino took Prince William and Miss Middleton's official portrait photographs to mark their engagement.
Miss Tara Palmer-Tomkinson
Tara Palmer Tomkinson is a friend of The Prince of Wales and his family.
Mr. and Mrs. David Beckham
Prince William, as President of the Football Association, has met footballer David Beckham on a number of occasions. They recently worked together as Ambassadors of England's 2018 World Cup Bid.
Mr. Simon Johnson
Simon Johnson worked closely with Prince William as Chief Operating Officer of the FA's 2018 World Cup Bid.
Sir Trevor Brooking
Sir Trevor is the Football Association's Director of Football Development and is responsible for youth-coaching standards in England. Prince William has been President of the FA since 2006 and has met Sir Trevor on several occasions at FA events.
Sir Clive Woodward
Sir Clive Woodward is a former Coach of the England Rugby Team and the British and Irish Lions. Prince William was invited by Sir Clive to join the British and Irish Lions rugby team on their tour to New Zealand in 2005.
Mr. Gareth Thomas
Prince William met Welsh Rugby player Gareth Thomas several times in his role as Vice Patron of the Welsh Rugby Union.
Mr. Ian Thorpe
Australian Prince William met the Olympic swimmer, Ian Thorpe, on a visit to Australia in 2010. The Prince has since supported Mr. Thorpe's charitable organisation Ian Thorpe's Fountain for Youth, which focuses on improving health and education for children.
Rear Admiral Ian Corder
Rear Admiral Ian Corder is Rear Admiral of Submarines. Prince William was appointed Commodore-in-Chief of Submarines by The Queen in 2006.
Brigadier Ed Smyth-Osbourne
Brigadier Smyth-Osbourne was Prince William and Prince Harry's Commanding Officer in the Household Regiment and acted as their military mentor. He was also Prince Harry's Commanding Officer when The Prince undertook active service in Afghanistan.
Major William Bartle-Jones
Major Bartle-Jones was Prince William's Squadron Leader in the Household Cavalry Regiment based at Windsor.
Wing Commander Steven Bentley
Wg Cdr Steve Bentley is Prince William's Search and Rescue Force Squadron Leader at RAF Valley, Anglesey.
Sergeant Keith Best
Sgt Keith Best is a colleague of Prince William's at RAF Valley, in Anglesey, North Wales. The Winchman was awarded the Queen's Commendation for Bravery in the Air after playing a major role in the rescue efforts in the Cumbrian floods in 2009.
Squadron Leader Paul Bolton
Sqn Ldr Paul Bolton is a colleague of Prince William's at RAF Valley in Anglesey, North Wales.
Wing Commander Kevin Marsh
Wing Commander Kevin Marsh met Prince William through his service in the RAF. He will be one of the Path Liners outside Westminster Abbey on the wedding day.
Lance-Corporal Martyn Compton
Martyn is a Lance-Corporal in the Household Cavalry. He was injured in an ambush in Afghanistan in 2006, which put him in a coma for three months and left him with 75 per cent burns.
Miss Holly Dyer
Holly is sister to 2nd Lieutenant Joanna Dyer, who was killed by a bomb in Iraq in 2007. Joanna was a close friend of Prince William's at Sandhurst. In a statement released by Clarence House at the time, Prince William said he was "deeply saddened to hear the tragic news and he is very much thinking of her family and friends right now and they will remain in his thoughts and prayers."
Mrs. Susie Roberts
Susie Roberts is the widow of Major Alexis Roberts, who was killed in Afghanistan in 2007. Major Alexis Roberts was Prince William's Platoon Commander at Sandhurst. In a statement released at the time, Prince William said he was deeply saddened to learn of Major Robert's Death. The Prince remembers him with 'great fondness and respect'.
Mr. and Mrs. Bryn Parry
Former soldier Bryn Parry and his wife Emma founded the charity Help for Heroes to assist wounded service men and women. Both Princes William and Harry are supporters of the charity and Prince William previously opened a new swimming pool at Headley Court in 2010, which had been funded by Help for Heroes.
Mr. David Allan
David Allan is the Chairman of Mountain Rescue, England and Wales. Prince William has been Patron of the organisation since 2007.
Major Tom Archer-Burton
Major Archer Burton was Prince William and Prince Harry's Commanding Officer in the Household Cavalry. He also led the Burnaby Blue expedition to southern Africa - an African community project supported by Sentebale, in which Prince Harry was involved.
Mr. Charlie Mayhew
Charlie Mayhew is Chief Executive of the Conservation Charity, Tusk Trust. Prince William and Prince Harry visited Tusk-funded projects in Botswana last year. The visit to Africa was the first oversees Royal tour that Princes William and Harry undertook together.
Mrs. Alison Moore-Gwyn
Alison Moore Gwyn is Chief Executive of Fields in Trust. In 2010, Prince William became Patron of The Queen Elizabeth II Fields, an initiative to protect and create hundreds of playing fields throughout the UK in honour of The Queen's Diamond Jubilee. The project is run by Fields in Trust.
Mr. Seyi (pronounced Shay) Obakin
Seyi Obakin is Chief Executive of Centrepoint. Centrepoint became Prince William's first Patronage in 2005. His mother, Diana, Princess of Wales was also Patron of the Charity. Seyi slept rough with Prince William in London to highlight the issue of homelessness.
Mr. Peter Cross
Peter Cross is Chief Executive of the charity SkillForce, of which Prince William has been Patron since 2009. Earlier this month, Prince William officially launched the SkillForce Prince's Award, in recognition of the contribution that young people make to their communities.
Miss Amanda Berry
Amanda Berry is Chief Executive of BAFTA. Prince William has been President of BAFTA since 2010.
Mrs. Ann Chalmers
Ann Chalmers is Chief Executive of the Child Bereavement Charity. Prince William has been Patron of the Charity since 2009. The Child Bereavement Charity educates professionals and supports families both when a child dies and when a child is bereaved.
Mrs. Julia Samuel
Julia Samuel is Chair of the Child Bereavement Charity and also a family friend of Prince William. Prince William has been Patron of the Charity since 2009. The Child Bereavement Charity educates professionals and supports families both when a child dies and when a child is bereaved.
Mrs. Tessa Green
Tessa Green is former Chairman of The Royal Marsden NHS Foundation Trust. Prince William became President of The Royal Marsden in May 2007 having undertaken two days of work experience there in 2005. The Prince helped out in a variety of departments, including medical research, catering and fundraising.