An Indian name with Sanskrit roots, often interpreted as "minute," "atom," or associated with divine grace.
Anu is among the oldest names still in living use, its roots reaching back to ancient Mesopotamia where Anu (𒀭) was the supreme sky god of the Sumerian pantheon — the father of gods, the embodiment of the heavens, whose very symbol, the eight-pointed star, became the determinative sign for divinity itself in cuneiform script. Texts dating to the third millennium BCE invoke Anu at the apex of the cosmic hierarchy, making this among the most ancient divine names in recorded human history. Separately and independently, Anu appears in Irish mythology as Anu or Ana, a mother goddess associated with prosperity and the land — the Tuatha Dé Danann are sometimes read as 'the tribes of the goddess Anu.'
Two hills in County Kerry, known as the Paps of Anu, are named for her, their shape seen as the goddess's body lying in the landscape. In Finnish, Anu is a form of Anna, itself from the Hebrew Hannah meaning 'grace' or 'favor,' and it has been a common given name in Finland for centuries. In Tamil and Sanskrit contexts, Anu (அணு) means 'atom' or 'minute particle,' lending it a modern scientific resonance.
This remarkable convergence — a name found independently in Mesopotamia, Ireland, Scandinavia, and South Asia — suggests that its particular combination of sounds, open and resonant, has satisfied some deep human instinct for naming across wildly different cultures. In contemporary use Anu is often chosen by Finnish parents, by Tamil families, and by parents seeking a short, globally grounded name. Its brevity is deceptive: few names carry more ancient weight.