Trend of the Popularity of Unknown as a Male Baby Name in Illinois
Updated on December 6, 2025.
Data Source: Social Security Administration (SSA).
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In 2014, there were 6 male babies that were named Unknown in Illinois, which was 0.01% of the total number of male babies born in Illinois in 2014. Between 2004 and 2014, the name Unknown peaked as a male baby name in Illinois in 2009 with a count of 11 babies, which was 0.02% of the total male babies born in Illinois in 2009.
The first chart below show the trend of the number of male babies in Illinois that were named Unknown, and the second chart shows the percent of male babies in Illinois that were named Unknown.
Trend of the Number of Male Babies who were Named Unknown in Illinois
Trend of the Percentage of Male Babies who were Named Unknown in Illinois
The table below below shows the trend of the number of male babies and the percentage of male babies born in Illinois who were named Unknown from 2004 to 2014.
Trend of the Popularity of Unknown as a Male Baby Name in Illinois
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| Year | Number of Male Babies | Percent of Total Male Babies (%) |
|---|---|---|
| 2004 | 6 | 0.01 |
| 2005 | 5 | 0.01 |
| 2009 | 11 | 0.02 |
| 2013 | 7 | 0.01 |
| 2014 | 6 | 0.01 |