Trivia

There have been seven Pirates to hit Walk Off Home Runs at PNC Park. Of those seven, only one is a current Pirate. Who was it?

The other six:
Jason Kendall - 4/22/01
Brian Giles - 7/28/01 (GS)
Aramis Ramirez - 8/12/01
Randall Simon - 6/20/03
Rob Mackowiak - 5/28/04 (GS)
Craig Wilson - 9/3/01, 5/28/04, 8/11/04
??????- ??/??/??

The answer will appear in the comment section, if not guessed before hand, on Friday.