Dysprosium(III) hydroxide is an inorganic compound with the chemical formula Dy(OH)3.

Dysprosium(III) hydroxide reacts with acids and produces dysprosium(III) salts: Dysprosium(III) hydroxide decomposes to DyO(OH) at elevated temperatures.

Further decomposition produces Dy2O3.

[1] The reactions are:[2]