Bebhionn is a natural satellite of Saturn in the NASA/JPL Solar System Dynamics planetary satellite tables.
- Planet: Saturn
- Satellite: Bebhionn
- Satellite code: 637
- Physical parameters: not listed in the NASA/JPL planetary satellite physical parameters table
- Ephemeris: SAT456
- Reference frame: ecliptic
- Epoch (TDB): 2000-01-01.5
- Semi-major axis a: 17027300. km
- Eccentricity e: 0.459
- Argument of periapsis ω: 5.1 deg
- Mean anomaly M: 128.4 deg
- Inclination i: 38.6 deg
- Longitude of ascending node: 197.7 deg
- Sidereal period P: 829.6437 days
- Argument of periapsis precession period: 409.2 yr
- Longitude of ascending node precession period: 451.0 yr
- Mean elements reference: 48