What is the jewish kaddish prayer?

The Kaddish (Kaddish, קַדִּישׁ — literally "holy" or "sanctification") is one of Judaism's most recognized and emotionally resonant prayers, primarily known today as a mourner's prayer, though its origins and uses are far broader. It is an Aramaic doxology — a prayer that exalts and sanctifies God's name — recited in various forms throughout Jewish liturgy, and is notably recited by mourners for eleven months following the death of a close relative.

Key Takeaways

Kaddish is fundamentally a sanctification of God's name, not literally a prayer about death or mourning.
It is written almost entirely in Aramaic, the vernacular of the Talmudic era, making it accessible to all Jews at the time of its composition.
There are multiple forms of Kaddish used in different liturgical contexts, not only for mourning.
The Talmud [Sukkah 39a] touches on the proper recitation of Kaddish, emphasizing that "יְהֵא שְׁמֵהּ רַבָּא" ("May His great name be blessed") must be recited without inappropriate pause.
Kaddish connects to the profound Jewish idea that even in loss, one affirms God's greatness — a powerful theological statement.

The Text and Meaning of Kaddish

Core Content

The central line of Kaddish is:

"יְהֵא שְׁמֵהּ רַבָּא מְבָרַךְ לְעָלַם וּלְעָלְמֵי עָלְמַיָּא" "May His great name be blessed forever and ever."

The prayer praises God's name as exalted, blessed, glorified, and sanctified — even amid circumstances of pain and loss. It affirms God's sovereignty and expresses hope for the ultimate redemption and establishment of His kingdom.

Language

Kaddish is composed almost entirely in Aramaic (with a few Hebrew phrases), which was the common spoken language of Jews in Babylon and the Land of Israel during the Talmudic period. This made it maximally accessible to ordinary people, not just scholars.

The Different Forms of Kaddish

There are several distinct versions used in the prayer service:

Kaddish Yatom (קַדִּישׁ יָתוֹם — "Orphan's Kaddish"): The mourner's Kaddish, recited by those who have lost a parent or close relative.
Kaddish D'Rabbanan (קַדִּישׁ דְּרַבָּנָן — "Rabbis' Kaddish"): Recited after communal Torah study or learning.
Chatzi Kaddish (חֲצִי קַדִּישׁ — "Half Kaddish"): A shorter version used as a liturgical divider between sections of the prayer service.
Kaddish Shalem (קַדִּישׁ שָׁלֵם — "Full Kaddish"): Recited by the prayer leader after major sections of the service.
Kaddish L'Ithchadata (קַדִּישׁ לְעֵילָּא — "Renewal Kaddish"): Recited at burials, referencing the future resurrection and renewal of the world. This form is referenced in [Shulchan Arukh, Yoreh De'ah 376:4], which describes mourners reciting "Kaddish d'hu atid l'chadta alma" — the Kaddish that speaks of the future renewal of the world — after the burial.

Kaddish and Mourning: The Connection

Why Mourners Recite Kaddish

It may seem paradoxical that a prayer with no mention of death is the mourner's prayer. The Talmud in [Berakhot 3a] gives insight into this theology — God Himself, as it were, mourns alongside Israel:

"Woe to the children, due to whose sins I destroyed My house, burned My Temple, and exiled them among the nations of the world."

This teaches that suffering does not indicate God's absence. By reciting Kaddish — sanctifying God's name — a mourner makes a profound statement: even now, in my grief, I affirm that God's name is great.

The 11-Month Tradition

The custom for mourners to recite Kaddish for eleven months (not twelve) following a parent's death is rooted in the idea that twelve months is the maximum judgment period for the wicked in Gehenna (purgatory). By stopping at eleven, one avoids implying one's parent was fully wicked. This is recorded in Rama (Rabbi Moshe Isserles) in his glosses to the Shulchan Arukh.

Requirement for a Minyan

Kaddish requires a minyan (quorum of ten adult Jews) to be recited. This is because it is a form of public sanctification of God's name (kiddush Hashem), which by its very nature must occur in a communal context [based on Berakhot 21b and Megillah 23b].

Kaddish and the Theme of Sanctifying God's Name

The broader theological principle behind Kaddish connects to one of Judaism's deepest themes — that Israel's calling is to be a "kingdom of priests and a holy nation" (Exodus 19:6), sanctifying God's name in the world. Even in the Passover Haggadah, the recurring theme is God's redemption and greatness amid historical suffering [Pesach Haggadah, Magid — "In every generation, one is obligated to see oneself as if they personally left Egypt"], echoing the same commitment: to affirm God's sovereignty no matter the circumstances.

For personal guidance on mourning practices, the proper times and forms for reciting Kaddish, or related halachic questions, consult your local rabbi or posek.