Guibés Mantella 
Gulf Coast toad 
Gunther's Banded Tree frog 
Gûnther's toad 
Gunther’s Costa Rican Treefrog 
Guttural toad 
Harlequin Flying Frog 
Harlequin poison frog 
Hellbender 
Hida salamander 
Hill Forest Frog 
Himalayan newt 
Himalayan toad 
Hoffman's Shrub Frog 
Hole-in-the-head Frog 
Hollow-snouted Shrub Frog 
Horned marsupial frog 
Horton Plains Shrub Frog 
Hose's Bush Frog 
Hose's frog 
Hotel Zaracay salamander 
Hourglass treefrog 
Hula painted frog 
Hyla eximia