Video games/F

Fa

 * Fate: Kingprotera is a giantess in Grand Order and CCC Foxtail.

Fo

 * Forbidden Fruit: A simple hybrid game between RPG and graphic adventure created by Jackurai.

Fr

 * Friday Night Funkin': Entity: Nikusa is estimated to be 10 feet (304.8 cm) tall (mini-giantess).