I discovered in the holidays that I'm related to this man. First World War flying ace, killed in a flying accident aged 20. I gather he would have been my great uncle (more or less) if he hadn't died 57 years before I was born.
On a lighter note, last September I went for a flight in this:
As it went for a flight with this:
Thanks to a very generous 40th birthday present from some of my friends. 
On a more pedantic note some of the planes on this thread, while propeller-driven, date from after the Second World War - e.g. the Sea Fury and the Bearcat. Given that, I feel justified in posting a picture of the Republic XF-12 Rainbow:
