Sir John de Harrington
Sir John was born about 1281 in Harrington, Cumberland, England.  He died on July 2nd, 1347.

 Juliana Berlingham
Juliana was born about 1281.  Juliana is no longer alive.

 Sir Robert de Harrington
Sir Robert was born about 1305.

 Sir John Harrington
Sir John was born about 1307 in Farleton, Lancaster, England.  He died in 1359.