Jeff Clark
Jeff or Jeffrey Clark may refer to:
- Jeff Clark , American surfer
- Jeff Clark , American poet and book designer
- Jeff Clark, bassist, former member of the American hardcore punk band Death by Stereo
- Jeff Ray Clark, American economist and academic
- Jeffrey Clark, former Assistant Attorney General during the Trump administration
- Jeffrey Clark, an American member of the neo-Nazi group Atomwaffen Division
- Jeffrey Cameron Clark, convicted murderer