Saints of 18 December

The feast, the saints of the day, and the Roman Martyrology for 18 December.

Feasts in 2026

Friday 18 December 2026.

Ordinary Form: Weekday in Advent. Feria, violet. Also kept: St Flannan.
1962 calendar: Feria VI Quattuor Temporum in Adventu. Second class, violet.

Feasts that depend on the date of Easter fall on a different day each year.

Saints of the day

St Flannan. Bishop of the Irish.

Roman Martyrology

Ss. Rufus and Zosimus (Philippi)

At Philippi, in Macedonia, the birthday of the holy martyrs Ruf us and Zosimus,who were of the number of the disciples, by whom the primitive church was founded among the Jews and the Greeks. Their happy martyrdom is mentioned by St. Polycarp, in his epistle to the Philippians.

Ss. Theotimus and Basilian

At Laodicea, in Syria, the martyrdom of the Saints Theotimus and Basilian.

Ss. Quinctus, Simplicius

In Africa, the holy martyrs Quinctus, Simplicius, and others, who suffered in the persecution of Decius and Valerian.

St Moysetes, martyr

In the same country, St. Moysetes, martyr.

Ss. Victurus, Victor, Victorinus, Adjutor, Quartus

Also, in Africa, the holy martyrs Victurus, Victor, Victorinus, Adjutor, Quartus, and thirty others.

St Auxentius of Mopsuestia

At Mopsuestia, in Cilicia, St. Auxentius, bishop, who, while he was a soldier under Licinius, preferred to surrender his military insignia rather than to offer grapes to Bacchus. Having been made bishop, he was renowned for merit, and rested in peace.

St Gratian of Tours

At Tours, St. Gratian, consecrated first bishop of that city by pope St. Fabrian. Celebrated for many miracles, he calmly went to his repose in the Lord.

From the 1916 English edition of the Roman Martyrology, which is in the public domain. Saints canonised since then are added with a short note.

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