The Moirai (Fates)

The Moirai, commonly known as the Fates, are three goddesses who control the destiny of every mortal and god in Greek mythology.

By Mythographia Editorial Team Reviewed by Mythographia Editorial Team Updated 2026-09-05

In Practice

Clotho, the Spinner, spins the thread of a life at birth; Lachesis, the Allotter, measures out its length and what will happen along it; and Atropos, the Inflexible, cuts the thread at death, a task no pleading can turn aside. Hesiod gives them two different origins in the same poem: once as daughters of Night alone, born of no father, and once as daughters of Zeus and Themis, ranked among the honors Zeus himself grants. How far the Moirai's authority reaches, and whether it stands above Zeus's own, is a question Greek authors answer differently depending on the scene. Homer shows Zeus weighing the fates of two warriors on a golden scale and abiding by what tips, and grieving that he cannot save his own son Sarpedon from a death already set. Aeschylus goes further: in Prometheus Bound, when the Chorus asks who governs Necessity, Prometheus answers that the three-shaped Fates and the unforgetting Furies do, and confirms that even Zeus cannot escape what has been foretold. Later philosophical readings soften this into a claim about Zeus's wisdom rather than his weakness - that ruling well means governing in accordance with what is fated rather than fighting it - but the plain sense of the earlier poetry is that the Moirai's decree binds every power in the cosmos, Zeus included. The Moirai received cult worship alongside marriage and childbirth, moments understood as the points where a life's thread is first measured, and brides in several city-states made offerings to them before a wedding. Their Roman counterparts, the Parcae, keep the same three-part division of labor under different names, and the association of destiny with spinning survives into much later European folklore. In philosophical and later poetic sources the Moirai are sometimes folded into or paired with Ananke, Necessity personified, treating fate less as three individual goddesses acting on personal will and more as a single impersonal law the goddesses carry out.

Can Zeus overrule the Moirai?

Ancient sources disagree. Homer's Iliad shows Zeus weighing the fates of Achilles and Hector on a golden scale and abiding by what it shows, and elsewhere he laments that he cannot save his own son Sarpedon from a death already fixed. Hesiod, by contrast, calls the Moirai daughters of Zeus and Themis and says Zeus gives them their honor, which suggests his authority stands above theirs rather than under it. The tradition never fully resolves which picture is correct.

Homer, Iliad 22.209-213

Who are the parents of the Moirai?

Hesiod names two different sets of parents in the same poem. Early in the Theogony they are daughters of Night alone, born without a father, which places them among the oldest and most impersonal powers in the cosmos. Later in the same poem they are called daughters of Zeus and Themis, born after the Olympian order was established. The two genealogies were never reconciled by later authors, who used whichever suited the point being made.

Hesiod, Theogony 217-222

What does each of the three Moirai actually do?

Clotho spins the thread that represents a life at the moment of birth. Lachesis measures out the length of thread, which determines the events and duration of that life. Atropos cuts the thread at the appointed moment, ending it; her name means the one who cannot be turned or persuaded, and no prayer in surviving myth succeeds in making her relent.

Hesiod, Theogony 901-906

Is a hero's fate fixed even if a god tries to save them?

The Iliad's clearest example is Sarpedon, a son of Zeus fighting at Troy. Zeus considers snatching him out of the battle before his fated death, and Hera warns him that doing so would unravel the order every other god relies on to keep their own children mortal like everyone else's; Zeus lets the fate stand and instead sends rain of blood in grief. The scene treats even Zeus's own wish as secondary to what has already been allotted.

Homer, Iliad 16.431-461

Are the Moirai the same as the Erinyes or the Furies?

No, though both are old, pre-Olympian forces linked to Night in some genealogies. The Moirai govern the length and shape of a life from birth; the Erinyes instead punish specific crimes after they are committed, especially killings within a family. Some later mystery-cult material blends functions across these figures, but Hesiod keeps them as separate groups with separate births.

Hesiod, Theogony 217-222

Where Accounts Differ

parentage of the Moirai

Hesiod names the Moirai's parents twice in the Theogony without reconciling the two accounts: daughters of Night alone at line 217, daughters of Zeus and Themis at line 904. Later authors use whichever genealogy fits the scene.