Robert Malyn
Robert was born about 1282 in Lynn, Shropshire, England.  He died before 1315.

 Mary Heyrown
Mary was born about 1286 in Lynn, Shropshire, England.

 Robert Le Chaucer
Robert was born in 1303.

 Nicolas Le Chaucer
Nicolas was born in 1304.

 Isabel Le Chaucer
Isabel was born in 1307.

 John Le Chaucer
John was born before 1309 in London, Middlesex, England.  He died in 1366 in London, Middlesex, England.