Possible Clues:

• "Us" star Nyong'o
• 'Sulwe' author Nyong'o
• Nyong'o of "Black Panther"
• Nyong'o of "Us"
• 'Us' star Nyong'o
• With 40-Across, 'Sulwe' author
• Nyong'o who won an Academy Award for '12 Years a Slave'