Many Pompey fans from Chichester, Bognor and the surrounding area were at Wembley to see Kanu's goal secure the Cup for Pompey for the first time in 69 years.
Were you there? If so, we want to see your pictures from the day.
Click here to email them to us, or just email your own view of the day, whether you were at the game or just watching on TV.
There are many more Pompey fans originally from this area now in other parts of the world who followed the game from afar - like Carole Harris, pictured.
Getting in touch before the final, she wrote: "I live on the Gold Coast in Australia, but orginally come from Chichester.
"Since Pompey got into the Premier League, it has been great because you get to watch all the football on Sky.
"I will be watching the FA cup on TV live at midnight out here and cheering Pompey all the way with the rest of my relatives that still live in Chichester.
"I would have loved to have been back for all the build-up and atmosphere.
"I was due to be back for holiday May this year but unfortunately my father passed away just before Christmas so I had to return sooner than I expected - but I did manage to get to the megastore."
Are you a West Sussex Pompey fan? Then we want you to send us your pictures if you're going to Wembley, or tell us what you think of the final - whether you are there or watching on TV.
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