Aloys II (Aloys Maria Josef Johann Baptista Joachim Philipp Nerius; 25/26 May 1796 – 12 November 1858) was the sovereign Prince of Liechtenstein from 20 April 1836 until his death in 1858.

[1] He was a son of Johann I Joseph, Prince of Liechtenstein, and Landgravine Josepha of Fürstenberg-Weitra, and a nephew of Prince Aloys I. Aloys II married Countess Franziska Kinsky of Wchinitz and Tettau and had two sons and three daughters with her, with their two sons later ruling Liechtenstein as Johann II and Franz I. Aloys contributed actively to Liechtenstein's economic and political development.

Prince Aloys was born in Vienna to Prince Johann I Joseph of Liechtenstein and Landgravine Josepha of Fürstenberg-Weitra.

His father was at the time of his birth a colonel in the Austrian army, and since became a field marshal before becoming the ruling prince of Liechtenstein in 1805.

They had 11 children; nine daughters and two sons: This royalty-related article is a stub.