As a deity name
Name 644 of the Narasimha Sahasranāma — Brahmanda Purana / Narasimha Purana, as taught by Sages to Assembly of Devotees
As a Hindi name
सीरध्वज · noun · masculine
राजा जनक का नाम · बलराम का नाम — Śabdasāgara
सा · masculine
the first note of the Indian solfege – षड्ज (ṣaḍj)
सीना · masculine
chest, breast
a Hindi word; it is not Sanskrit
a Hindi word of Persian origin; it is not Sanskrit — per Wiktionary’s etymology record
“Borrowed from Classical Persian سینه (sīna), ultimately from Proto-Iranian *cráwniš. Doublet of श्रोणि (śroṇi).” — per Wiktionary’s etymology record
As a Sanskrit word
Meaning
‘plough-bannered’, N. of Janaka
Scripturally attested Verified derivationMultiple readings (2)Why this matches what you typed
The spelling you confirmed, सीरध्वज, is itself a dictionary headword — no grammatical transformation stands between what you typed and the meaning above.
Dictionary citations
sīra—dhvaja m. ‘plough-bannered’, N. of Janaka, Bālar.
of Balarāma, VP.
of a son of Hrasva-roman, ib.
Alternative readings
More than one analysis survives full verification. That ambiguity is real, so we show every reading rather than pick one silently.
Caveats
Sources contain errors and engines have limits; every claim above carries its citation so you can verify it. This is guidance about names and their sources — not religious or astrological consultation. How we work · Our sources