Melissa Cándida "Missy" Doi (September 1, 1969 – September 11, 2001) was an American businesswoman in the financial industry who was a victim of the 9/11 attacks on the World Trade Center.Doi is known for the recording of the 9-1-1 call she made during her final moments from inside the South Tower as it was engulfed in flames. The recording was used during the prosecution of Zacarias Moussaoui, the only criminal trials to result from the attacks.