Musicals on the letter G
- Gay Divorce
- Gay Divorcee, The
- Gentleman's Guide to Love and Murder, A
- Gentlemen Prefer Blondes
- George M
- Ghost Quartet
- Ghost the Musical
- Gigi
- Glee The 3D Concert Movie
- Glee Vol. 1
- Glee Vol. 2
- Glee Vol. 3
- Glee Vol. 4
- Glee Vol. 5
- Glee Vol. 6
- Glee Vol. 7
- Glee: The Music presents The Warblers
- Glee: The Music, Journey to Regionals
- Glee: The Music, The Christmas Album
- Glee: The Music, The Christmas Album Vol. 2
- Glee: The Music, The Graduation Album
- Glee: The Music, The Power of Madonna
- Glee: The Music, The Rocky Horror Glee Show
- Glorious Ones, The
- Glory Days
- Godspell
- Golden Boy
- Gone Missing
- Good News
- Goodbye Girl, The
- Grand Hotel
- Grease
- Green Day's American Idiot
- Green Jelly: Cereal Killer
- Grey Gardens
- Grey Gardens - A New Musical
- Groundhog Day
- Guitar Hero 3
- Guys and Dolls
- Gypsy
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