Plaz is a surname. Notable people with this surname include:
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Alejandro Plaz
Alejandro Plaz Castillo is a founder of the Venezuelan volunteer civil association, ''Súmate''.
Plaz is a Venezuelan electrical engineer and management consultant who holds three master's degrees (two from Stanford University), and was a Senior ...
(born 1955), Venezuelan activist
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Anton Wilhelm Plaz (1708–1784), German physician and botanist
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