RZ
Rz or RZ can stand for:
People
- Friederike Schwarz, Czech composer and journalist who used rz as a pseudonym)
 - Robin Zander, American rock singer with Cheap Trick
 - Richard Zednik, Slovak professional hockey player
 - Roger Zelazny, American science fiction and fantasy writer
 - Renée Zellweger, American actress
 - Robert Zemeckis, American filmmaker
 - Ron Ziegler, White House Press Secretary under Richard Nixon
 - Raquel Zimmermann, Brazilian model
 - Robert Zimmerman (disambiguation)
 - Rachel Zoe, American fashion stylist
 - Rob Zombie, an American heavy metal artist and film director
 
Other uses
- Rz (digraph), a digraph of the Polish alphabet
 - ASEA Rz, a Swedish test locomotive
 - Redneck Zombies, a 1986 horror film
 - Return-to-zero, in line coding
 - Revolutionary Cells (RZ), a militant leftist organisation active in West Germany between 1973 and 1995
 - Lexus RZ, an automobile