G
- Andrés Galarraga
- Víctor Gárate
- Christian Garcia
- Dámaso García
- Mike Gardiner
- Jeff Gardner
- Mark Gardner
- Mike Garman
- Wayne Garrett
- Mike Gates
- Chad Gaudin
- Bob Gebhard
- Brett Gideon
- Joe Gilbert
- Ed Glynn
- Tyrell Godwin
- Jerry Goff
- Jonny Gomes
- Rene Gonzales
- Alberto Gonzalez
- Alex S. González
- Gio Gonzalez
- Mike Gonzalez
- Wiki González
- Tom Gorman
- Tom Gorzelanny
- Jim Gosger
- Wayne Granger
- Mudcat Grant
- Rick Grapenthin
- Ross Grimsley
- Marquis Grissom
- Kevin Gross
- Mark Grudzielanek
- Kevin Gryboski
- Vladimir Guerrero
- Wilton Guerrero
- José Guillén
- Brad Gulden
- Bill Gullickson
- Cristian Guzmán
- Edwards Guzman
Read more about this topic: Washington Nationals All-time Roster