Joachim Anton Johann Nepomuk Spalowsky was an naturalist and polymath who lived in Vienna.

Spalowsky's 1795 treatise on conchology, Prodromus in Systema Historicum Testaceorum, published by the widow of Ignaz Alberti, includes original descriptions of several new species. He also wrote works on birds, plants, and mammals, including Beytrag zur Naturgeschichte der Vögel (1790–95).

He was a Member of the Royal Czech Society of Sciences.