| Author | Type | # of quotes |
| Zachary Scott | Actor | 1 |
| Zachary Taylor | President | 1 |
| Zack de la Rocha | Musician | 2 |
| Zbignew Brzezinski | Statesman | 1 |
| Zelda Fichandler | Producer | 1 |
| Zelda Fitzgerald | Writer | 5 |
| Zell Miller | Politician | 11 |
| Zhang Jie | Author | 1 |
| Zig Ziglar | Businessman | 8 |
| Zora Neale Hurston | Dramatist | 10 |
| Zsa Zsa Gabor | Actress | 19 |
| Zubin Mehta | Musician | 2 |
| Zulfikar Ali Bhutto | Statesman | 2 |