Johann Simon Mayr: Listing with Opera Italiana including biography, noted performers of his works, and pictures.
Johann Simon Mayr: Biography, portrait, and brief analysis of his "Grande messa da requiem in sol minore" from the Alphabetical Survey of Requiem Composers.
Johann Simon Mayr (1736 - 1845): Biography noting studies and career with special attention on his influence in the cities of Ingolstadt, Germany and Venice, Italy with portrait and Guild Music discography.
Johannes Simon Mayr: List of operas with premiere information and link to Karadar Dictionary article with biography and related people.
Mayr's Cantata for Beethoven: English lyrics of the tribute he wrote upon hearing of Beethoven's death.
Mayr, Johann Simon: Biography noting his move to Italy and briefly covering his secular and religious musical careers. From the Grove Concise Dictionary of Music entry at WQXR radio.
Simon Mayr: Wikipedia article with biography and internal links to related people and topics.