Jacob can be celebrated on 4 feasts in the Orthodox calendar. People keep the feast of the saint they were named for, or the one their family has always kept.
Every feast on which Jacob is celebrated
| New Calendar | Feast | Old Calendar (civil date) |
|---|---|---|
| April 30 | James the Apostle, Son of Zebedee | May 13 |
| October 9 | James the Apostle of Alphaeus | October 22 |
| October 23 | James the Brother of the Lord | November 5 |
| November 27 | James the Persian | December 10 |
The saints behind the name

James the Apostle, Son of Zebedee
April 30, Apostle, Ιάκωβος Ζεβεδαίου
St. James, the son of Zebedee and elder brother of St. John the Theologian, was called by the Lord from his father's fishing boat to become one of the Twelve. With Peter and John he belonged to the innermost circle of the disciples, present at the Transfiguration and at the agony in Gethsemane.

James the Apostle of Alphaeus
October 9, Apostle, Ιάκωβος Αλφαίου
St. James the son of Alphaeus was one of the Twelve Apostles chosen by the Lord, named in each of the Gospel lists of the Twelve. After Pentecost he went forth, as the apostles did, to preach the Gospel among the nations, and tradition relates that he ended his labors as a martyr for Christ.

James the Brother of the Lord
October 23, Apostle, Ιάκωβος ο Αδελφόθεος
James was the son of Joseph the Betrothed and is called the Brother of the Lord. He was chosen by the apostles as the first Bishop of Jerusalem, presided at the Apostolic Council, and composed the Epistle that bears his name and the earliest form of the Divine Liturgy.
The other feasts are listed in the table above, each with a link to the saint’s life.
Also celebrating with Jacob
These names share the feast, many of them other forms of the same name:
James, Iakovos, Iakov, Jakob, Jacovos
What to say on a name day
The Greek wish is Χρόνια Πολλά (Chronia Polla), “many years.” A call or a short message on the day is what people remember. See name day wishes you can send and what a name day is.