Piwi
Piwi stands for:
- Artist name of the German comic artist Christopher Tauber
- Piwi (TV channel) , French TV channel for children
- Piwi (film) , a short film by Jean-Claude Lauzon
PIWI stands for:
- P-element induced wimpy testis , a group of genes that code for proteins, see PIWI proteins
- a working group for the promotion of fungus-resistant grape varieties, see PIWI International