14 Herculis c or 14 Her c is an extrasolar planet approximately 58.5 light-years away in the constellation of Hercules. The planet was found orbiting the star 14 Herculis, with a mass that would likely make the planet a gas giant roughly the same size as Jupiter but much more massive. It was discovered on November 17, 2005 and published on November 2, 2006, although its existence was not confirmed until 2021. The inclination and true mass of 14 Herculis c were measured in 2021, using data from Gaia. The inclination is 101°, corresponding to a true mass of 6.9 MJ.