William De Ros III Lord Ros of Helmsley

William De Ros III Lord Ros of was born in 1285 in Helmsley, Yorkshire, England.  William De Ros III Lord Ros of's father was William De Ros III Baron Ros and his mother was Maude Matilde Maud De Vaux. He had two brothers and four sisters, named John, Thomas, Agnes, Mary, Margaret and Alice.  He was the third oldest of the seven children.  He died in Helmsley, Yorkshire, England.