What does the name Gagan mean?

Gagan means "the atmosphere, sky, firmament". It is a unisex name of Punjabi / Sanskrit / Sanskrit-Telugu origin.

What is the classical Sanskrit origin of Gagan?

गगन (gagana): the atmosphere, sky, firmament, per the Monier-Williams Sanskrit-English Dictionary (1899).

Gagan

Gagan means the atmosphere, sky, firmament.

Meaning: Monier-Williams Sanskrit-English Dictionary (1899).

Gender	unisex
Origin	Punjabi / Sanskrit / Sanskrit-Telugu
Language	Hindi / Kannada / Punjabi / Telugu
Starts with	G

Classical Sanskrit origin

गगन (gagana): the atmosphere, sky, firmament.

Source: Monier-Williams Sanskrit-English Dictionary (1899), a public-domain scholarly reference — not every popular name today traces to a classical dictionary entry, so this section only appears where a verified match exists.

Names with a similar meaning

Names that share a word with “the atmosphere, sky, firmament”. Meanings are the common reading rather than a ruling — the same name is often glossed differently by different sources.

Akash — Meanings families give: Sky, open space; Sky, atmosphere; boundless as the sky; Sky, vast expanse; Sky, atmosphere, the ether above; Sky, boundless heavens and expanse
Ambar — sky, atmosphere

Where this comes from

Gagan's etymology is verified against Monier-Williams Sanskrit-English Dictionary (1899). Its meaning comes from our compiled name corpus, the least-sourced dataset on this site — we say so plainly on Sources & methodology rather than implying an authority we cannot name.