Electroencephalography (EEG) is a method to record an electrogram of the spontaneous electrical activity in the brain.

Eeg or EEG may also refer to:

People Harald Rosenløw Eeg (born 1970), Norwegian writer Sinne Eeg (born 1977), Danish musician Syvert Omundsen Eeg (1757–1838), Norwegian politician

Other uses Eastern European Group, in the United Nations Emirates Environmental Group Enterprise encryption gateway Emperor Entertainment Group, a Hong Kong–based entertainment company of Emperor Group Esto es guerra, a Peruvian TV reality show German Renewable Energy Sources Act (German: ), of the Government of Germany