- Charles Borromeo,
Charles Borromeo, Santo, 1538-1584 (Nombre personal)
- Boromeusz, Karol, Saint, 1538-1584
- Borromaeus, Carolus, Saint, 1538-1584
- Borromäus, Karl, Saint, 1538-1584
- Borromée, Charles, Saint, 1538-1584
- Borromeo, Carlo, Saint, 1538-1584
- Borromeo, Charles, Saint, 1538-1584
- Cabecera anterior: Carlo Borromeo, Saint, 1538-1584
- Carlos Borromeo, Saint, 1538-1584
- Carolus Borromaeus, Saint, 1538-1584
- Carolus, Saint, 1538-1584
- Charles Borromée, Saint, 1538-1584
- Karl Borromäus, Saint, 1538-1584
- Karol Boromeusz, Saint, 1538-1584
- Borrhomaeus, Archiepiscopus Mediolani, 1538-1584
Catholic encyclopedia, viewed online October 26, 2012 (Charles Borromeo, Saint; Cardinal Archbishop of Milan; born October 2, 1583 at Milan; died November 3, 1583 at Milan)
Delaney, J. Dict. of Cath. biog., 1961 (Borromeo, St. Charles)
Holweck (Charles Borromeo)
Book of Saints (Charles Borromeo, Saint)
Lexikon für Theol. und Kirche: index (Borromäus, Karl)
Index Aureliensis (Borromeo, Carlo, Sanctus Cardinalis, 1538-1584)
New Catholic encycl. (Borromeo, Charles, St.)
Gr. diz. encic. UTET, c1967: v. 4, p. 71 (Carlo Borromeo, Santo)
Encic. ital., 1931: v. 9, p. 34 (Carlo Borromeo, San)
Diz. biog. degli ital. (Carlo Borromeo, Santo)
His Instrucciones de la fábrica y del ajuar eclesiásticos, 1985: t.p. (Carlos Borromeo; Caroli S.R.E. cardinalis tituli S. Praxedis) p. 1, 1st group (Carolus)
Exenterationis cadaveris illustrissimi cardinalis Borrhomæi Mediolani Archiepiscopi, 1584: title page (...cardinalis Borrhomæi Mediolani Archiepiscopi)