Human beings, each considered as a single actor within society
Other Individuals
- Zappa, Frank (1940-1993) - American composer, singer and guitar player
- Zhāng Héng (张衡; -177) - Second Daoist Celestial Master, leader of the Wǔ Dǒumǐ Dào (五斗米道) or Way of Five Pecks of Rice
- Zhāng Zhàn (張湛) - Chinese philosopher of the Eastern Jin period (317-420)
- Zhū Xī (朱熹; 1130-1200) - Chinese philosopher
- Zǐgòng (子貢; 520-456 BCE) - Confucian disciple, personal name Duānmù Cì (端木賜)
- Zǐlù (子路; 542-480 BCE) - Confucian disciple, personal name Zhòng Yóu (仲由)
- Zimmermann, Phil (1954- ) - Creator of the Pretty Good Privacy email encryption software
- Zupan, Marty (1949- ) - Editor at Reason magazine, president of the Institute for Humane Studies
- Zweig, Martin (1942-2013) - Financial author and investment manager
- Zwolinski, Matt - Philosopher, professor at University of San Diego