Californium(III) chloride is an inorganic compound with a chemical formula CfCl3.

Californium(III) chloride can prepared by reacting californium(III) oxide with hydrogen chloride.

When heating californium(III) chloride until 500 °C, it can hydrolyse to produce californium oxychloride.

Californium(III) chloride is soluble in water, giving Cf3+ and Cl− ions.

This salt has an emerald-green color.