Arnáiz
Arnáiz is a family name for the following people:
- Claude Arnaiz (* 1931), French boxer
- Francisco José Arnáiz Zarandona SJ (1925–2014), auxiliary bishop emeritus in Santo Domingo
- Javier García Arnaiz (* 1954), Spanish general
- José Arnáiz (* 1995), Spanish football player
- Óscar Rodríguez Arnaiz (* 1998), Spanish football player, see Óscar (football player, 1998)
- Rafael Arnáiz Barón (1911–1938), Spanish Trappist and mystic
