How popular is the baby name Sebastian in the United States right now? How popular was it historically? Find out using the graph below! Plus, check out all the blog posts that mention the name Sebastian.

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Popularity of the Baby Name Sebastian


Posts that Mention the Name Sebastian

Popular Baby Names in Sonoma County, CA, 2019

According to the government of Sonoma, California, the most popular baby names in the county in 2019 were (again) Camila and Mateo.

Here are Sonoma’s top 5 girl names and top 5 boy names of 2019:

Girl Names

  1. Camila, 29 baby girls
  2. Isabella, 25
  3. Olivia/Sofia (tie), 23
  4. Amelia/Sophia (tie), 22
  5. Charlotte/Mia (tie), 21

Boy Names

  1. Mateo, 32 baby boys
  2. Benjamin, 22
  3. Sebastian, 21
  4. Liam, 20
  5. William/Noah/Isaac/Wyatt/Henry (5-way tie), 19

And what about the names bestowed just once in Sonoma in 2019? Here’s a sampling of the unique baby names from the other end of the list:

Unique Girl NamesUnique Boy Names
Aura, Banjolene, Cordelia, Dalihana, Ender, Finleigh, Grecia, Hazelle, Itabili, Junebelle, Kella, Lumena, Macabiah, Moon, Nizhoni, Ovette, Pemma, Ruriko, Sabine, Sonali, Twyla, Vianna, Waverly, Yamanik, ZalethAonyx, Birke, Caius, Dexon, Eerikki, Farrokh, Gustavo, Hezekiah, Itzael, Javid, Juvenal, Kibou, Lylin, Montanez, Nylex, Osher, Philo, Ryuchi, Sune, Taivaleoa’ana, Talizen, Ventura, Wylder, Yago, Zaeryn

(Check out Patreon for more of Sonoma County’s unique baby names.)

Source: Sonoma County Baby Names

Top Baby Names in Puerto Rico, 2019

According to the Social Security Administration, the most popular baby names in Puerto Rico in 2019 were (again) Valentina and Sebastian.

Here are Puerto Rico’s top 10 girl names and top 10 boy names of 2019:

Girl Names

  1. Valentina, 198 baby girls
  2. Victoria, 186
  3. Emma, 134
  4. Mia, 133
  5. Amaia, 115
  6. Isabella, 107
  7. Mikaela, 100
  8. Ainhoa, 99
  9. Amanda, 95
  10. Luna, 91

Boy Names

  1. Sebastian, 282 baby boys
  2. Liam, 226
  3. Ian, 203
  4. Dylan, 200
  5. Mateo, 196
  6. Thiago, 181
  7. Lucas, 173
  8. Adrian, 160
  9. Noah, 128
  10. Matias, 114

In the girls’ top 10, Ainhoa and Luna replace Camila and Kamila.

In the boys’ top 10, Noah replaces Jayden.

The most popular baby names in all other U.S. territories (Guam, U.S. Virgin Islands, Northern Mariana Islands, and American Samoa) combined in 2019 were Olivia and Liam.

Sources: Popular names for births in Puerto Rico, Popular names for births in other territories

Popular Baby Names in Denmark, 2019

According to Statistics Denmark, the most popular baby names in the country in 2019 were Emma and William.

Here are Denmark’s top 10 girl names and top 10 boy names of 2019:

Girl Names

  1. Emma, 486 baby girls
  2. Alma, 453
  3. Clara, 438 (tie)
  4. Freja, 438 (tie)
  5. Sofia, 434
  6. Karla, 403
  7. Agnes, 399
  8. Ella, 386
  9. Olivia, 378
  10. Anna, 373

Boy Names

  1. William, 568 baby boys
  2. Alfred, 523
  3. Oscar, 514
  4. Noah, 484
  5. Karl, 477
  6. Lucas, 455
  7. Oliver, 454
  8. Arthur, 448
  9. August, 433
  10. Malthe, 426

In the girls’ top 10, Agnes and Olivia replace Josefine and Ida. Notably, Ida dropped from first place in 2018 all the way down to thirteenth place in 2019. The last time Ida was outside the top 10 was in 2001.

In the boys’ top 10, Karl, Arthur and August replace Carl, Victor, and Valdemar. (Yes, I double checked: “Carl,” which appeared in the rankings from 1998 to 2018, was replaced by “Karl” in the 2019 rankings. I don’t know why.)

In the girls’ top 50, Molly, Leonora, Merle and Mynte replace Caroline, Johanne, Naja and Vigga.

In the boys’ top 50, Matheo, Erik and Walter replace Laurits, Sebastian and Philip.

Sources: Names of Newborn Children – Statistics Denmark, Emma and William most popular baby names in 2019

Popular Baby Names in Estonia, 2019

According to Eesti Rahvusringhääling (Estonian Public Broadcasting), the most popular baby names in Estonia in 2019 were Mia and Robin.

Here are the country’s top 10 girl names and top 11 boy names of 2019:

Girl Names

  1. Mia
  2. Sofia
  3. Emily
  4. Lenna
  5. Marta
  6. Hanna
  7. Alice
  8. Elise
  9. Maria
  10. Saskia

Boy Names

  1. Robin
  2. Sebastian
  3. Hugo
  4. Oliver
  5. Mattias
  6. Rasmus
  7. Kristofer
  8. Mark
  9. Oskar
  10. Martin
  11. Robert

The last set of rankings I posted for Estonia was the 2014 rankings, which had Sofia and Rasmus at the top.

Source: Robin and Mia most popular baby names in 2019

Popular Baby Names in San Diego, 2019

According to San Diego’s Health and Human Services Agency, the most popular baby names in the county in 2019 were Olivia and Liam.

Here are San Diego County’s top 10 girl names and top 10 boy names of 2019:

Girl Names

  1. Olivia, 243 baby girls
  2. Emma, 212
  3. Camila, 179
  4. Mia, 176
  5. Isabella, 169
  6. Sophia, 163
  7. Charlotte, 138
  8. Luna, 133 (2-way tie)
  9. Sofia, 133 (2-way tie)
  10. Amelia, 124 (2-way tie)
  11. Victoria, 124 (2-way tie)

Boy Names

  1. Liam, 442 baby boys
  2. Noah, 188
  3. Sebastian, 174 (2-way tie)
  4. Oliver, 174 (2-way tie)
  5. Mateo, 159
  6. Ethan, 155
  7. Alexander, 149
  8. Lucas, 137
  9. Benjamin, 136
  10. Julian, 135

In the girls’ top 10, Luna and Amelia replace Mila.

In the boys’ top 10, Lucas and Julian replace Daniel and Logan.

The HHSA also reported that the top baby names of the decade (2010-2019) in San Diego County were Sophia and Noah.

(The year before, the top two names were Emma and Liam.)

Source: Top Baby Names in San Diego County in 2019 and Past Decade