Bishop-elect Guido Marini was named Bishop of Tortona, Italy.
The diocese had been vacant since then-Bishop Vittorio Francesco Viola, O.F.M. was named Secretary of the Congregation for Divine Worship and the Discipline of the Sacraments in May 2021.
Bishop-elect Marini had been serving as Master of Pontifical Liturgical Celebrations of the Office of Liturgical Celebrations of the Supreme Pontiff.