The mission of Masjid Fatimah Rarotonga is to serve as a place of peace, respect, and harmony alongside the Christian community of the Cook Islands.

Rooted in values of compassion, humility, and mutual understanding, the mosque exists to encourage peaceful coexistence, strengthen community relationships, and support a spirit of unity among all people of faith. Through prayer, service, and respectful dialogue, the mission is to contribute positively to the wider Christian-centered society of the Cook Islands while upholding the shared values of peace, family, kindness, and love for one another.