Ubi primum
# Ubi primum

Ubi primum may refer to :

* Ubi primum (1740) is an encyclical of Pope Benedict XIV considered to be the first ever encyclical of the Catholic Church
* Ubi primum (1824) is an encyclical of Pope Leo XII on his assuming the pontificate
* Ubi primum (1847) is an encyclical of Pope Pius IX about discipline in religion
* Ubi primum (1849) is an encyclical of Pope Pius IX to the bishops of the Catholic Church asking them for opinion on the definition of a dogma on the Immaculate Conception of the Virgin Mary
* Ubi primum (1898) is an apostolic constitution by Pope Leo XIII regarding the Confraternity of the Rosary
