Gabrielle Moon

 is one of the protagonists in Rainbow PoP! Pretty Cure! and its sequel, Rainbow PoP! Pretty Cure! Spectrum Sparkle!. Delicately moody. Gabrielle, or called as Gab, was a typically girly. She loves fashion as she wants to be a fashion designer. Also, she was a astrologist. She was a quirky but definitely strong. She has a potential to do her skills such as archer, karate and gymnastics. She was a part of Cheerleading Squad.

Her pretty Cure ego is Cure Ultramarine, the color of Courage, holds the power of Moon.

Cure Ultramarine
Kyua Urutoramarin (キュアウルトラマリン) is the pretty Cure form of Gabrielle. She represents the color of Courage, holds the power of Moon.

Transformation
Let's Go! Pretty Cure! Rainbow Sparkle! PoP! is Gabrielle's transformation phrase in ''Rainbow PoP! Pretty Cure! and Rainbow PoP! Pretty Cure! Spectrum Sparkle!''.