How Many People Are Named Gillian?

Curious about how common the name Gillian is? Our tool provides a statistical estimate of how many people in the United States share this name, along with an easy-to-understand breakdown of its popularity and rarity.

Estimated Count 16,079
Popularity Level Very Rare
Probability 1 in 20,524 people

What Does This Mean?

Based on aggregated statistical analysis, approximately 16,079 people in the United States are estimated to share the name Gillian.

To make this easier to understand, this means that about 1 out of every 20,524 people has this name.

This classification places Gillian in the Very Rare category compared to other names nationwide.

How This Name Tool Works

Our system analyzes large-scale name frequency patterns and applies statistical modeling to estimate how often a name appears within the U.S. population.

When you search for a name, the tool processes aggregated historical patterns and probability calculations to deliver a clear and privacy-friendly estimate — without accessing private records or personal data.

All results shown are estimates and should be interpreted as statistical approximations, not exact counts.

Detailed Statistics for Gillian

Name Rarity and Probability

Rarity: Very Rare

Probability: 1 in 20,524 people

Total Count

16,079

Top 25%

Gender Distribution

Male: 68
Female: 16,011

Predicted Gender

Male

Age Information

Average Age: 32

  • Young (<30) 9,613
  • Adult (30–60) 5,739
  • Old (>60) 727

Additional Characteristics

Same Character %: 57.1%

Starts with "A" %: 0.0%

Year-Wise Usages

State-Wise Usages

  • Alaska 15
  • Alabama 46
  • Arkansas 39
  • Arizona 149
  • California 1,814
  • Colorado 262
  • Connecticut 329
  • DC 16
  • Delaware 15
  • Florida 534
  • Georgia 235
  • Hawaii 6
  • Iowa 60
  • Idaho 25
  • Illinois 632
  • Indiana 197
  • Kansas 93
  • Kentucky 73
  • Louisiana 82
  • Massachusetts 633
  • Maryland 252
  • Maine 17
  • Michigan 460
  • Minnesota 175
  • Missouri 181
  • Mississippi 10
  • North Carolina 242
  • Nebraska 38
  • New Hampshire 64
  • New Jersey 733
  • New Mexico 25
  • Nevada 43
  • New York 1,781
  • Ohio 592
  • Oklahoma 73
  • Oregon 137
  • Pennsylvania 734
  • Rhode Island 21
  • South Carolina 38
  • Tennessee 102
  • Texas 796
  • Utah 64
  • Virginia 362
  • Vermont 5
  • Washington 392
  • Wisconsin 126
  • West Virginia 12
Disclaimer: Results shown are statistical estimates based on aggregated data and modeling. They are not exact counts of individuals.

Frequently Asked Questions

How many people are named Gillian?

Approximately 16,079 people in the United States are estimated to share the name Gillian, based on statistical analysis.

Is Gillian a rare name?

Gillian is considered Very Rare when compared to other names in the U.S. population.

Are these numbers exact?

No. Exact full-name counts are not publicly available. This tool provides statistical estimates designed to be informative and easy to understand.