Luigi Romanelli (July 21, 1751 – March 1, 1839) was an Italian opera librettist.
Romanelli was born in Rome.
He wrote tens of librettos, most of them for operas to be performed at La Scala in Milan. In the same city he was professor of declamation at the conservatory.
Among his most successful works, La pietra del paragone for Rossini, Elisa e Claudio for Mercadante, Fedra for Mayr and La vestale for Pacini
Romanelli died in Milan in 1839.