Thomas Kingston, Pippa Middleton's ex, mourned by royal family after death at 45

Kingston married Lady Gabriella, the daughter of Queen Elizabeth's cousin, Prince Michael of Kent, in 2019

Thomas Kingston, the husband of Lady Gabriella and former boyfriend of Pippa Middleton, has died, Fox News Digital can confirm.

The financier, who married Prince Michael of Kent's daughter in 2019, was 45 years old. A statement released on behalf of his family, including his wife, parents and sisters, said his passing "has come as a great shock."

"It is with the deepest sorrow that we announce the death of Thomas Kingston, our beloved husband, son and brother. Tom was an exceptional man who lit up the lives of all who knew him," they wrote. "We ask you to respect our privacy as we mourn his passing."

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King Charles III and Queen Camilla enjoyed the Royal Ascot from their box with Lady Gabriella and her husband Thomas Kingston in June 2023. (Max Mumby/Indigo/Getty Images)

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Thomas Kingston and Lady Gabriella Windsor married in 2019. They do not have any children together. (Dave Benett/Getty Images for the Victoria and Albert Museum)

A palace spokesperson addressed Kingston's death in a separate statement, writing, "The King and The Queen have been informed of Thomas’s death and join Prince and Princess Michael of Kent and all those who knew him in grieving a much-loved member of the family. In particular, Their Majesties send their most heartfelt thoughts and prayers to Gabriella and to all the Kingston family."

Prince Michael is the late Queen Elizabeth's first cousin. Although a non-working royal, Lady Gabriella is 56th in line to the throne. 

Prince Michael of Kent's daughter, Lady Gabriella, married Thomas Kingston in 2019. (Marco Bertorello/AFP via Getty Images)

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Kingston was found dead on Sunday evening at an address in Gloucestershire, a county in South West England. Emergency personnel arrived shortly after 6 p.m. A cause of death has yet to be determined, but there are no suspicious circumstances or other parties involved in Kingston's death.

Kingston previously dated Kate Middleton's (now Catherine, the Princess of Wales) younger sister, Pippa. Although they split in 2011, the two remained good friends.

Tom Kingston and Pippa Middleton enjoyed The Cheltenham Festival together in 2013. (Indigo/Getty Images)

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Pippa married her husband James Matthews in 2017.

Earlier in the day, Kensington Palace announced that Prince William would not be attending a scheduled memorial for his godfather, the late King Constantine of Greece, due to a personal matter. 

Fox News Digital can confirm that the incidents were unrelated. 

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