The Catholic Lexicon (Hungarian: Katolikus lexikon) is a large-scale Hungarian lexicon of the early 20th century.
The work, made by several authors, was published in 4 volumes between 1931 and 1933 in Budapest by Magyar Kultúra. It has a total size of about 2100 pages. The volumes contain biographies of a large number of Christian persons, definition of religion, or a concept related to religion. The illustration is aided by black and white and color illustrations. There is no facsimile edition of the work, but it is available in electronic form at the website of Arcanum Kft.
| Volume I | Aachen–Elkeresztelés | 528 | 1931 | https://adtplus.arcanum.hu/hu/view/Lexikon_KatolikusLexikon_01/?pg=0&layout=s | |
| Volume II | Ellenállás–Kazula | 532 | 1931 | https://adtplus.arcanum.hu/hu/view/Lexikon_KatolikusLexikon_02/?pg=0&layout=s | |
| Volume III | Kazy–Péter | 544 | 1932 | https://adtplus.arcanum.hu/hu/view/Lexikon_KatolikusLexikon_03/?pg=0&layout=s | |
| Volume IV | Péter–Zype. + Appendix | 528 | 1933 | https://adtplus.arcanum.hu/hu/view/Lexikon_KatolikusLexikon_04/?pg=0&layout=s |