Sir David Mathew saved Edward York , Edward IV of England 's life in the battle of Towton , and earned the right to use 'Towton ' on the family arms .
Sir David ap Mathew ( Sir David Mathew ) of Llandaff , Wales ( 1400–1484 ) , a loyal Yorkist and Seneschal , was named Standard Bearer of England , and is credited with saving the life of Edward York , Edward IV of England in the battle ; as a result , he was granted the right to use 'Towton ' on the Mathew family arms .
Battle of Towton