硝酸铬(Ⅲ)，化学式Cr(NO₃)₃。

硝酸铬是一种红紫色单斜潮解结晶，易溶于水，溶于酸、碱、乙醇和丙酮。加热至100°C则分解。其水溶液加热时呈绿色，冷却后又迅速变为红紫色。

Chromium(III) nitrate describes several inorganic compounds consisting of chromium, nitrate and varying amounts of water. Most common is the dark violet hydrated solid, but an anhydrous green form is also known. Chromium(III) nitrate compounds are of a limited importance commercially, finding some applications in the dyeing industry. It is common in academic laboratories for the synthesis of chromium coordination complexes.