Batrachyla fitzroya is a species of frog in the family Batrachylidae.

It is endemic to Argentina and only known from its type locality, Isla Grande in Lake Menéndez, in the Los Alerces National Park, Chubut Province.

[2][4] The type locality is a very humid temperate Nothofagus-dominated forest at 500 m (1,600 ft) above sea level.

Breeding habitat is unknown but could be small temporary pools.

Isla Grande is a highly protected area and entirely with the limits of the Los Alerces National Park.