During the 1997–2001 operatic seasons Pendatchanska sang the role of Elisabetta in Roberto Devereux (Turin and Naples), Adina in Adina (Pesaro), Suor Angelica in Suor Angelica (Lucca), Luisa in Luisa Miller (Naples and Berlin), and in Ermione (Santa Fe and New York).
Roberto Cavalli | Roberto Rossellini | Roberto Carlos | Robert Devereux, 2nd Earl of Essex | Roberto Durán | Roberto Clemente | Roberto Bolaño | Roberto Faenza | Roberto Calvi | Roberto Matta | Roberto Alagna | Roberto Carlos (singer) | Roberto Mancini | Roberto Carlos (footballer) | Roberto Baggio | Roberto Moreno | Roberto Longhi | Roberto Formigoni | Roberto Di Matteo | Roberto De Vicenzo | Roberto D'Alimonte | Roberto Benigni | :it:Roberto D'Alimonte | Agustín Roberto Radrizzani | Roberto Valera | Roberto Stagno | Roberto Salmeron | Roberto Rodríguez | Roberto Martínez | Roberto Díaz Herrera |
The opera is one of a number of operas by Donizetti which deal with the Tudor period in English history, including Anna Bolena (named for Henry VIII's second wife, Anne Boleyn), Roberto Devereux (named for a putative lover of Queen Elizabeth I of England) and Il castello di Kenilworth.
Some of the Verdi roles which he has sung in Frankfurt are Amonasro in Aida, the Count di Luna in Il trovatore, The Duke of Nottinghamin Donizetti's Roberto Devereux, Ezio in Attila, Germont, Guy de Montfort in Les vêpres siciliennes, and Renato in Un ballo in maschera.
Well-known "pirate" recordings of his include Manon Lescaut (opposite Magda Olivero and Richard Tucker, 1972) and Roberto Devereux (with Carreras, Caballé, and Susanne Marsee, led by Julius Rudel, 1977).