Suttungr is a natural satellite of Saturn. It was discovered by Gladman, et al. in 2000, and given the temporary designation S/2000 S12. Suttungr is about 5.6 kilometers in diameter, and orbits Saturn at an average of 19,740,000 kilometers. It is also designated as Saturn XXIII, and sometimes referred to as Suttung.
Its name comes from Norse mythology, where Suttung is a Jotun or giant who once owned the mead of poetry.