Encyclopedias, Almanacs, Transcripts, and Maps
- Grew, Joseph Clark
- Grey, Albert Henry George Grey, 4th Earl
- Greylock, Mount
- Greytown
- Griboyedov, Aleksandr Sergeyevich
- grid computing
- Grief, Loss, and Bereavement
- Grien, Hans Baldung
- Grierson, Sir George Abraham
- Grieve, Christopher Murray
- Griffenfeld, Peder Schumacher, Count
- Griffey, Ken, Jr.
- Griffith
- Grignard reagent
- Grignard, Victor
- Grijalva
- Grimm, Friedrich Melchior, Baron
- Grimm, Jakob
- Grimsel
- Grímsvötn