John Of Gaunt & Katherine De Roet 
John Of and Katherine were married in a religious ceremony after 1373.1 They had three sons and a daughter, named John, Henry, Thomas and Joan.
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Personal Details
John Of Gaunt
John Of was born on May 28th, 1340 in England.1 He died at the age of 58 on May 3rd, 1399 in England.1
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Children
John Beaufort
John was born about 1368 in Beaufort Castle, England.1 He was buried in Canterbury, England.1 1
Joan Beaufort
Joan was born about 1369 in Beaufort Castle, England.1 She died about 1440. She was buried about 1440 in Cathedral at Lin.1 1
Thomas Beaufort
Thomas was born about 1372 in Beaufort Castle, England.1 He died about 1427. He was buried about 1427 in St Edmunds Cem, Suffolk. England.1 1