People with the last name Nonaka in Illinois
- Akihilo Nonaka
- Ako Nonaka
- Benjamin Nonaka
- Brittany Nonaka
- Chitoshi Nonaka
- Gail Nonaka
- Henry Nonaka
- James Nonaka
- Jason Nonaka
- John Nonaka
- Julia Nonaka
- K Nonaka
- Kanji Nonaka
- Kaoru Nonaka
- Kazuhiro Nonaka
- Keizo Nonaka
- Masaki Nonaka
- Masamitsu Nonaka
- Masanori Nonaka
- Miho Nonaka
- Mikiko Nonaka
- Mutsuko Nonaka
- Osamu Nonaka
- Reiko Nonaka
- Sam Nonaka
- Takako Nonaka
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