Pope Pius VIII issued one papal encyclical during his reign as Pope:
| No. | Title (Latin) | Subject | Date |
|---|---|---|---|
| 1. | Traditi humilitati | Condemnation of liberalism, freemasonry and certain Bible translation. On the sacrament of marriage | 24 May 1829[1] |
References
- 1.XII, Pope Leo (24 May 1829). "Ubi Primum". papalencyclicals.net.