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

 Katherine de Banastre
Katherine was born about 1307 in Aldingham, Lancaster, England.  She died in 1359.

 Sir Nicholas Harrington
Sir Nicholas was born in 1345 in Hornby Castle, Lancashire, England.  He died after 1397.