Opera ABCs
B is for Baritone: The male singing voice between bass and tenor, with a range that extends from the second G below middle C to the first G above middle C.
or Bass: The lowest male singing voice, similar to a trombone or a bassoon in tone color and range (the second E below middle C to the first E above middle C)
Source Opera America
The gentlemen of the low voices. Sometimes the villain, sometimes comic relief, occasionally the love interest.
This is Figaro in the Barber of Seville (and The marriage of Figaro), Rigoletto in, well, Rigoletto.
Or Don Magnifico in La Cenerentola, Leporello in Don Giovanni.
Gotta say forget those tenors, I love a good baritone.
One of my favorite baritone, Luca Pisaroni sings Leoporello’s “Madamina, il catalogo e questo” from Don Giovanni.
Long story short he is explaining to Donna Elvira (one of women Giovanni has “loved” and left about all the women Giovanni has strung along and wronged. He is telling her about he (very) long list he keeps.