Gerriet Jan Pijl was the son of Hendrik Evert and Jacoba Kos Pijl. He was born in Den Helder, the Netherlands on 10th January 1922. Gerriet Jan Pijl served with the Royal Netherlands Navy as a gunner in World War Two. Able Seaman (2nd Class) Gerriet Jan Pijl served on board HNLMS Isaac Sweers in World War Two. Isaac Sweers was a destroyer. At Pembroke dock in Wales, Gerriet met his wife to be, Miss Armour from Dergenagh, Knockloughrim, who was serving in the Wrens as a cook. On 13th November, 1942, the Isaac Sweers was attacked by a German U-boat and sunk.