ZD

Zd or ZD may stand for:

*Nissan ZD engine
*Zertifikat Deutsch, a certificate of German language ability
*Zooey Deschanel, an American actress and musician.
*Zophar's Domain, an emulation website
*Ziff Davis, a magazine publisher and Internet information provider
* ZD (formerly ZDLAXDSMIP), a publisher and video producer (among other things)
*ZD Wines, a winery in Napa Valley, California