Ricimero, re de' Goti

Rinaldo (1711) — George Frideric Handel

Rinaldo d'Asti (1796) — Gennaro Astarita (Astaritta)

Robin Hood (1784) — Ferdinando Bertoni

Rodelinda, regina de' Longobardi

Roderico (1686) — Francesco Gasparini

Roderigo (1696) — Giovanni Battista Bassani

Rodoaldo, re d'Italia (1685) — Domenico Gabrielli

Rodomonte sdegnato (1714) — Michelangelo Gasparini

Rodrigo (1707) — George Frideric Handel

Roland (1685) — Jean-Baptiste Lully

Romeo und Julie (1776) — Georg Anton (Jiří Antonín) Benda

Romolo ed Ersilia

Rosamond (1733) — Thomas Augustine Arne

Rosiclea in Dania (1721) — Antonio Maria Bononcini

Rosilena ed Oronta (1728) — Antonio Vivaldi

Rosmunda (1762) — Carlo Cecere

Ruggiero liberato (1620) — Girolamo Giacobbi

San Paolo in Atene (1740) — Giuseppe Bonno

Sant'Eustachio (1625) — Sigismondo D'India