Alessandro nelle Indie (Alexander in India) is an opera seria in two acts by Giovanni Pacini to a libretto by Andrea Leone Tottola and Giovanni Schmidt, based on Alessandro nell'Indie by Pietro Metastasio.

It was premiered at the Teatro di San Carlo in Naples on 29 September 1824, and had a total of 38 performances in its first season.

This opera is one of some 70 operatic works using Metastasio's text about Alexander the Great, most of which were written in the 18th century, starting with the work by Leonardo Vinci (1730).