15 baby names with a similar sound and feel to Sidonie.
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"lady, mistress of the house"
"void, emptiness, zero — infinite potential"
"heavenly star"
"God is gracious; feminine variant of John"
"vision, inner sight"
"friend of horses"
"ruler of the world"
"from the Hortensii clan"
"one blessing"
"dawn, first light of day"
"from the alder grove"
"of the Verginius family"
"luminous, shining"
"possibly from verbal, meaning spoken word"
"soft-spoken; quiet one"