Crossword clues for the word: GEORGECOSTANZA The word GEORGECOSTANZA has appeared as an answer to at least 2 crossword clues on different crossword puzzles. Crossword clues for GEORGECOSTANZA Showing 1 to 2 of 2 results Clue(s) "Seinfeld" character played by Jason Alexander: 2 wds. Friend of Cosmo Kramer