MallowbyNames

Harmonii

har-MOH-nee · Unit of sound, or agreement; a modern spelling of Harmony.

2025 rank (girls)
#2,778
Babies named in 2025
61
Peak popularity
2024
2025 frequency
1 in 26,349 girls
Usually for
Girls
Trend
Rising since 2005

Rising since 2005, #2,778 for girls today.

Popularity of Harmonii since 2005

Babies named Harmonii per year in U.S. Social Security records.

22436520102020Most births 2024Girls
Data table (by decade)
DecadeGirls
2000s28
2010s308
2020s330

Meaning & origin

Harmonii is a modern respelling of Harmony that first appeared in U.S. birth records in 2005, reflecting 21st-century naming trends that favor creative spelling. Though still uncommon, its usage has been rising steadily, and it reached its peak in popularity in 2024 (rank 2778). In 2025, the name had a 1-in-26,349 frequency, showing continuing interest among parents who want a sound-based name with a unique twist. Geographically, Harmonii has been notably more common in southern states like Mississippi, Georgia, and Florida. As a word name turned surname then personal name, Harmony itself dates back centuries but only became a given name in the 1970s; the Harmonii variant introduces a distinctive -ii ending that sets it apart from its parent. The name's meaning, rooted in musical concord and interpersonal agreement, appeals to parents drawn to peaceful, artistic associations. While no famous bearers have yet emerged, Harmonii represents the broader movement toward individualized name creation in modern American culture.

Harmonii is a respelling of the English word name Harmony, which derives from the Latin 'harmonia' via Greek 'harmonia', meaning 'joint, agreement, concord of sounds'. The name Harmony entered regular use in the United States in the 1970s and gained popularity in the 1990s. Harmonii, with a creative -ii suffix, emerged in the 2000s as a distinctive variant.

Where Harmonii is most popular

Births per 100,000 girls by state, 2025. The lightest shade means too few recorded births.

Fewermore per 100k girlstoo few births

Nicknames & variants

Nicknames: Harmon, Harmy, Moni

Variants: Harmony, Harmonie, Harmonee

Sibling names for Harmonii

Names that share Harmonii's style, for a brother or sister.

A parent animal hugging its little one, the personalized name page

H is for Harmonii, our favorite little girl.

H is for Harmonii…”

In a Mallowby alphabet book, Harmonii's letter becomes Harmonii's page: hand-illustrated, printed hardcover or paperback, made just for them.

Make Harmonii's book

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Questions parents ask

What does the name Harmonii mean?
Harmonii is a modern spelling variant of Harmony, which means a pleasing arrangement of musical sounds or agreement of feeling.
How popular is the name Harmonii?
Harmonii first appeared in U.S. birth records in 2005. As of 2025, it ranked 2778, meaning about 1 in every 26,349 baby girls born that year was named Harmonii.
Is Harmonii a boy or girl name?
Harmonii is almost exclusively used as a girl's name.