Trivia: Newman's appearance in the episode is an obvious reference to Harvey Keitel's character The Wolf in "Pulp Fiction". Before Newman arrives, Elaine mentions that he "makes problems go away" just like The Wolf. Newman even uses the same "If I'm curt" line.
Trivia: Despite Christine Taylor (the woman Jerry is dating in the episode) now being the real-life daughter-in-law of Jerry Stiller (who plays George Costanza's dad), Taylor didn't meet Jerry's son, Ben Stiller, until 2 years later.
Answer: The name is Delores. He shouts that name at the end of the episode. Then in a later episode, "The Foundation", he runs into her. And he repeatedly calls her Delores.