How Many People Are Named Marilou?
Complete statistics for the name Marilou: rarity score, gender breakdown, age distribution, historical popularity, worldwide data, meaning and origin.
Marilou is a rare, feminine name with roots in French, meaning 'sea pearl'. Only 1,862 people named Marilou live in the US today, making up just 1 in 177,247 Americans. The majority of those named Marilou are over 60, giving the name a distinctly older-generation feel.
📖 Meaning & Origin
Life-path number 8 symbolizes leadership, authority, and material success.
🌍 Worldwide Usage
⚥ Gender Distribution
📊 Births by Age Group
Avg Cohort Age: 76All 3,231 recorded US births for this name, grouped by the age those individuals would be today. Not adjusted for survival, so the number living today is lower (see the living estimate above).
📈 Popularity Over Time
Peak: 1948Annual US births from SSA records · Trend: Stable
🏆 Name Scorecard
Scores 0–100 based on statistical analysis of US and worldwide name frequency
📜 Marilou Through the Generations
Marilou peaked in popularity in 1948 with 90 births, reflecting its vintage charm. Today, the name's stability suggests it's a classic that endures through the decades. With 1,862 living bearers, Marilou stands out as very rare, with 84% of people named Marilou being over 60 years old, indicating a strong preference among older generations.
📍 State Distribution (Top 10)
✨ Similar Names to Marilou
🌿 Related Names by Origin
Other names sharing Marilou's French roots
📄 About the Name Marilou
How Many People Have the Name Marilou?
Based on Social Security Administration birth records and age-adjusted survival modeling, approximately 1,862 people in the United States currently share the name Marilou. That works out to roughly 1 in every 177,247 Americans, placing it in the Very Rare category.
Is Marilou a Common or Rare Name?
Marilou is classified as Very Rare. The rarity scale runs from Very Common (shared by millions) through Common, Uncommon, Rare, and Very Rare. Understanding where a name sits helps parents gauge uniqueness, genealogists narrow down records, and individuals settle debates about their own name's distinctiveness.
What Does the Name Marilou Mean?
Marilou means "sea pearl" and comes from French origins. The name carries a life-path numerology number of 8.
Gender Breakdown
Of all recorded bearers of Marilou in SSA data, approximately 0% are male and 100% are female.
When Was Marilou Most Popular?
The name Marilou reached peak popularity in 1948, with 90 babies registered that year. Current trend: Stable.
How Is This Data Calculated?
All figures are statistical estimates, not exact government headcounts. The underlying data comes from the SSA National Baby Names dataset. Full methodology is explained on the methodology page.
❓ Frequently Asked Questions
How many people are named Marilou?
Approximately 1,862 people named Marilou live in the United States today. All-time US births on record total 3,231. That works out to roughly 1 in 177,247 Americans.
Is Marilou a rare name?
Marilou is classified as Very Rare in the United States. Approximately 1 in every 177,247 Americans has this name.
What does the name Marilou mean?
Marilou means "sea pearl" and comes from French origins.
Is Marilou more male or female?
Based on SSA records, 0% of people named Marilou are male and 100% are female.
When was Marilou most popular?
Marilou peaked in 1948 with 90 births that year. Current trend: Stable.
How accurate are these statistics?
All figures are statistical estimates based on SSA birth records and age-adjusted modeling. See the methodology page for full details.