Baby Name Studio

Girl Name · Latin Origin

Lillia

Rare · 6 letters

Lillia is a girl's name whose meaning is not firmly attested in the historical record. It is a girl's name of Latin origin, and it is rare in the United States today — outside the SSA top 1,000.

Origin and meaning: English Wiktionary (CC BY-SA 4.0). Popularity: US Social Security Administration.

Lillia is a girl baby name of Latin origin. It currently sits in the Rare tier of US baby names for 2026, and parents who love Lillia often also consider Lilia.

Lillia meaning, origin, and usage

Meaning: Lillia has a distinctive sound and evolving modern usage.

Origin: Latin naming roots help connect Lillia to related Latin baby names.

Pronunciation: Baby Name Studio pronounces Lillia as L·I·L·L·I·A, with 6 letters and a girl usage profile.

Popularity: According to Baby Name Studio's 2026 tracker, Lillia is an uncommon, standout choice in the Rare tier.

Lillia variants, nicknames, middle names, and sibling names

Frequently asked about Lillia

What does the name Lillia mean?

Lillia has no single meaning that is firmly attested in the historical record. It is used as a girl name in US birth records, and parents usually choose it for its sound rather than a documented meaning.

What is the origin of Lillia?

Lillia originates in Latin naming tradition.

How do you pronounce Lillia?

Lillia has 6 letters and is most commonly stressed on the first syllable.

Is Lillia a boy's or girl's name?

Lillia is primarily used as a girl's name in US records.

How popular is Lillia in 2026?

In our 2026 popularity tracker, Lillia sits in the Rare tier — an uncommon, standout choice.

What names are similar to Lillia?

Names that share Lillia's sound and style include Lilia, Lelia, Lillie, Lilly, Lilla.

What middle names pair well with Lillia?

Good middle-name fits for Lillia pair an opposite syllable rhythm: if Lillia is short, lean longer (e.g. classical or three-syllable middles); if Lillia is longer, a one-syllable middle keeps the full name from feeling heavy.

What are good sibling names for Lillia?

Sibling names that pair naturally with Lillia share its rhythm without rhyming — Lilia, Lelia, Lillie all sit comfortably alongside it on a shortlist.