- Galgo Español training
- Gawii training
- German Longhaired Pointer training
- German Pinscher training
- German Rough-haired Pointer training
- German Shepherd-Dog training
- German Shorthaired Pointer training
- German Spaniel – see Deutscher Wachtelhund training
- German Spitz – divided into:
- o German Spitz (Gross)
- o German Spitz (Klein)
- o German Spitz (Mittel)
- German Wirehaired Pointer training
- Giant Schnauzer training
- Glen of Imaal Terrier training
- Golden Retriever training
- Goldendoodle training
- Gonczy Polski – see Polish Scenthound training
- Gordon Setter training
- Gos d’atura training – see Catalan Sheepdog
- Grand Anglo-Francais Blanc et Noir training
- Grand Anglo-Francais Blanc et Orange training
- Grand Anglo-Francais Tricolore training
- Grand Basset Griffon Vendeen training
- Grand Bleu de Gascogne training
- Grand Gascon Saintongeois training
- Grand Griffon Vendeen training
- Gran Mastin de Borínquen training
- Great Dane training
- Great Japanese Dog training
- Great Pyrenees training – see Pyrenean Mountain Dog
- Greater Swiss Mountain Dog (Grosser Schweizer Sennenhund)
- Greek Harehound training
- Greenland Dog (Greenland Husky) training
- Greyhound training
- Griffon Bleu de Gascogne training
- Griffon Bruxellois training
- Griffon Fauve de Bretagne training
- Griffon Nivernais training
- Groenendael training – see Belgian Shepherd Dog (Groenendael)
- Guatemalan Bull Terrier (Dogo Guatemalteco) training
- Gull Dong training
- Gull Terr training