Possible Clues:

• "Seinfeld" character Elaine
• Elaine's last name on 'Seinfeld'
• 'Seinfeld' surname
• Two-time Czech president
• ''Seinfeld'' character
• Elaine ___ ("Seinfeld" role)
• "Seinfeld" surname
• Elaine ___ ('Seinfeld' role)
• Elaine of 'Seinfeld'
• Friend of Costanza and Kramer