Sergeant Henryk Andrzej Flegier was born on 21st December 1912 in Okuniew, Minsk County, Poland. He died aged 30 years old while piloting a Spitfire on a training exercise at RAF Ballyhalbert, Co. Down.
Many Polish airmen served in the Royal Air Force and RAF 315 (City of Deblin) Squadron flew training exercises from the Co. Down airfield during 1943. Flegier was an experienced pilot although while based at Ballyhalbert, he would crash two Supermarine Spitfires.
On 9th September 1943, Supermarine Spitfire W3937 PK-N crashed landed at RAF Ballyhalbert, Co. Down. The plane overshot the runway on a high-speed landing attempt. Authorities wrote off the Spitfire and Flegier recovered.
On 5th October 1943, Sergeant Flegier crashed Supermarine Spitfire BL922 PK-I while on a daytime training exercise. The Mark V fighter plane came down around half a mile north-west of the Ballyhalbert airfield after losing power on a low-altitude flight performing practise interceptions.
Royal Air Force authorities declared Sergent Henryk Andrzej Flegier killed on active service. His grave is in the RC Plot, Section 18, Grave 24 of Movilla Cemetery, Newtownards, Co. Down.