How popular is the baby name Aj in the United States right now? How popular was it historically? Use the popularity graph and data table below to find out! Plus, see all the blog posts that mention the name Aj.

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Popularity of the baby name Aj


Posts that mention the name Aj

Top names for baby boys, length by length, in 2024

Lengths of baby boy names in 2024 (U.S.)

The most common length for baby boy names last year was 6 letters (used 29.4% of the time), followed by 5 letters (26.5%) and 4 letters (17.4%).

What were the most popular boy names of 2024 within each length group?

Top boy names with 2 letters:

  1. Bo
  2. Ty
  3. Om
  4. Aj
  5. Cy

Top boy names with 3 letters:

  1. Leo
  2. Ian
  3. Kai
  4. Eli
  5. Ace

Top boy names with 4 letters:

  1. Liam
  2. Noah
  3. Levi
  4. Ezra
  5. Jack

Top boy names with 5 letters:

  1. James
  2. Henry
  3. Mateo
  4. Lucas
  5. Ethan

Top boy names with 6 letters:

  1. Oliver
  2. Elijah
  3. Daniel
  4. Samuel
  5. Hudson

Top boy names with 7 letters:

  1. William
  2. Michael
  3. Matthew
  4. Jackson
  5. Gabriel

Top boy names with 8 letters:

  1. Theodore
  2. Benjamin
  3. Santiago
  4. Maverick
  5. Jonathan

Top boy names with 9 letters:

  1. Sebastian
  2. Alexander
  3. Christian
  4. Nathaniel
  5. Alejandro

Top boy names with 10 letters:

  1. Alessandro
  2. Maximilian
  3. Montgomery
  4. Kristopher
  5. Cristopher

Top boy names with 11 letters:

  1. Christopher
  2. Maximiliano
  3. Muhammadali
  4. Constantine
  5. Abdulrahman

Top boy names with 12 letters:

  1. Michelangelo
  2. Konstantinos
  3. Muhammadamin
  4. Maximilliano
  5. Massimiliano (tied with #6)

Top boy names with 13 letters:

  1. Muhammadyusuf
  2. Michaelangelo
  3. Kamsiyochukwu
  4. Muhammadsodiq
  5. Muhammadyasin (part of a 5-way tie)

(There weren’t enough 14-letter or 15-letter names to create a top-5 list for either group.)

Source: SSA

Most popular baby boy names (length by length) in the U.S. in 2023

Lengths of baby boy names in the U.S. in 2023

Going length by length (e.g., 2 letters long, 3 letters long, 4 letters long…), what were last year’s most popular baby boy names?

Before we get to the lists, a few quick facts:

  • The most common length for boy names in 2023 was 6 letters (used 29.38% of the time), followed by 5 letters (26.33%).
  • The length that increased the most in usage for boy names (from 2022 to 2023) was 13 letters.
  • The length that decreased the most in usage for boy names (from 2022 to 2023) was 7 letters.

Top boy names with 2 letters:

  1. Bo, 630 baby boys
  2. Ty, 331
  3. Cy, 75
  4. Aj, 64 (tie)
  5. Om, 64 (tie)
  6. Oz, 40
  7. Jj, 37
  8. Cj, 35 (tie)
  9. Ky, 35 (tie)
  10. Tj, 34

Top boy names with 3 letters:

  1. Leo, 8,120 baby boys
  2. Kai, 4,946
  3. Ian, 4,538
  4. Eli, 4,081
  5. Ace, 2,314
  6. Max, 2,197
  7. Jax, 1,155
  8. Koa, 1,115
  9. Ali, 1,065
  10. Ari, 964

Top boy names with 4 letters:

  1. Liam, 20,802 baby boys
  2. Noah, 18,995
  3. Levi, 9,347
  4. Jack, 8,683
  5. Ezra, 8,437
  6. Owen, 7,985
  7. Luca, 7,770
  8. John, 7,750
  9. Luke, 7,217
  10. Axel, 4,498

Top boy names with 5 letters:

  1. James, 11,670 baby boys
  2. Mateo, 11,229
  3. Henry, 10,941
  4. Lucas, 10,842
  5. Asher, 7,853
  6. Ethan, 7,763
  7. David, 7,354
  8. Mason, 7,237
  9. Dylan, 7,054
  10. Elias, 6,980

Top boy names with 6 letters:

  1. Oliver, 14,741 baby boys
  2. Elijah, 11,452
  3. Daniel, 8,356
  4. Samuel, 7,973
  5. Hudson, 7,935
  6. Joseph, 7,237
  7. Julian, 7,078
  8. Thomas, 6,598
  9. Carter, 5,847
  10. Jayden, 5,627

Top boy names with 7 letters:

  1. William, 10,598 baby boys
  2. Michael, 8,383
  3. Jackson, 7,284
  4. Matthew, 7,190
  5. Gabriel, 6,745
  6. Grayson, 6,449
  7. Anthony, 6,237
  8. Ezekiel, 5,569
  9. Charles, 5,395
  10. Cameron, 5,069

Top boy names with 8 letters:

  1. Theodore, 11,041 baby boys
  2. Benjamin, 10,172
  3. Maverick, 6,962
  4. Santiago, 6,328
  5. Jonathan, 4,066
  6. Leonardo, 4,012
  7. Jeremiah, 3,750
  8. Nicholas, 3,242
  9. Harrison, 3,060
  10. Giovanni, 2,911

Top boy names with 9 letters:

  1. Sebastian, 8,865 baby boys
  2. Alexander, 7,875
  3. Christian, 4,125
  4. Nathaniel, 2,507
  5. Alejandro, 1,825
  6. Remington, 1,184
  7. Francisco, 1,121
  8. Johnathan, 647
  9. Frederick, 595
  10. Valentino, 575

Top boy names with 10 letters:

  1. Alessandro, 555 baby boys
  2. Maximilian, 511
  3. Montgomery, 210
  4. Kristopher, 209
  5. Aleksander, 125
  6. Cristopher, 123
  7. Alexzander, 109
  8. Fitzgerald, 63 (tie)
  9. Theophilus, 63 (tie)
  10. Abdirahman, 50

Top boy names with 11 letters:

  1. Christopher, 5,171 baby boys
  2. Maximiliano, 1,143
  3. Muhammadali, 108
  4. Constantine, 104
  5. Abdulrahman, 103
  6. Maximillian, 63
  7. Abdurrahman, 42
  8. Miguelangel, 38
  9. Bartholomew, 33
  10. Johnmichael, 30

(I’m excluding the longer names because they’re quite rare overall.)

Source: SSA

Top lengths of U.S. baby names in 2022

Which lengths were the most and least popular for U.S. baby names in 2022?

Top length for girl names: 6 letters

For baby girls, the most-used length was 6 letters, followed by 5 and 7.

Top lengths for U.S. baby girl names, 2022

The most popular girl names per length were…

  • 2 letters (given to over 200 baby girls): Jo, An, Bo, Zo
  • 3 letters (over 58,300): Ava, Mia, Zoe, Ivy
  • 4 letters (over 227,100): Emma, Luna, Mila, Aria
  • 5 letters (over 351,100): Sofia, Emily, Chloe, Avery
  • 6 letters (over 464,600): Olivia, Amelia, Sophia, Evelyn
  • 7 letters (over 306,400): Eleanor, Abigail, Madison, Lillian
  • 8 letters (over 141,400): Isabella, Scarlett, Penelope, Victoria
  • 9 letters (over 70,700): Charlotte, Elizabeth, Valentina, Josephine
  • 10 letters (over 7,800): Evangeline, Alessandra, Alexandria, Jacqueline
  • 11 letters (over 300): Christianna, Anavictoria, Oliviagrace, Mariaisabel
  • 12 letters (90): Marymargaret
  • 13 letters (over 100): Oluwadarasimi
  • 14 letters (19): Elizabethgrace/Mariadelcarmen (tie)
  • 15 letters (5): Sophiaelizabeth

Top length for boy names: 6 letters

For baby boys, the most-used length was also 6 letters, followed by 5 and 4.

Top lengths for U.S. baby boy names, 2022

The most popular boy names per length were…

  • 2 letters (given to over 1,700 baby boys): Bo, Ty, Aj, Cy
  • 3 letters (over 52,300): Leo, Kai, Eli, Ian
  • 4 letters (over 294,400): Liam, Noah, Levi, Jack
  • 5 letters (over 452,900): James, Henry, Lucas, Mateo
  • 6 letters (over 509,300): Oliver, Elijah, Daniel, Samuel
  • 7 letters (over 261,500): William, Michael, Jackson, Gabriel
  • 8 letters (over 107,300): Benjamin, Theodore, Maverick, Santiago
  • 9 letters (over 41,500): Sebastian, Alexander, Christian, Nathaniel
  • 10 letters (over 3,700): Alessandro, Maximilian, Kristopher, Montgomery
  • 11 letters (over 7,700): Christopher, Maximiliano, Abdulrahman/Constantine/Muhammadali (3-way tie)
  • 12 letters (over 200): Michelangelo
  • 13 letters (over 100): Muhammadyusuf
  • 14 letters (11): Michaelanthony
  • 15 letters (7): Muhammadibrahim

Source: SSA

Top lengths of baby names in the U.S., 2021

Which lengths were the most and least popular for U.S. baby names in 2021?

Top length for girl names: 6 letters

For baby girls, the most-used length was 6 letters, followed by 5 and 7.

Graph of length popularity for U.S. baby girl names, 2021

The most popular girl names per length were…

  • 2 letters (over 200 baby girls): Bo, Jo, Zo, An, Vy, Io
  • 3 letters (over 58,300): Ava, Mia, Zoe, Ivy, Eva, Ada
  • 4 letters (over 223,800): Emma, Luna, Ella, Aria, Mila, Nora
  • 5 letters (over 348,000): Sofia, Avery, Emily, Chloe, Layla, Hazel
  • 6 letters (over 466,100): Olivia, Amelia, Sophia, Evelyn, Harper, Camila
  • 7 letters (over 307,900): Eleanor, Abigail, Madison, Addison, Lillian, Paisley
  • 8 letters (over 142,000): Isabella, Scarlett, Penelope, Victoria, Brooklyn, Savannah
  • 9 letters (over 71,800): Charlotte, Elizabeth, Valentina, Josephine, Gabriella
  • 10 letters (over 8,000): Evangeline, Alexandria, Alessandra, Jacqueline
  • 11 letters (over 300): Christianna, Ameliagrace, Anavictoria
  • 12 letters (under 100)
  • 13 letters (over 100)
  • 14 letters (under 100)
  • 15 letters (none)

Top length for boy names: 6 letters

For baby boys, the most-used length was also 6 letters, followed by 5 and 4.

Graph of length popularity for U.S. baby boy names, 2021

The most popular boy names per length were…

  • 2 letters (over 1,800 baby boys): Bo, Ty, Om, Aj, Cy, Oz
  • 3 letters (over 49,200): Leo, Eli, Kai, Ian, Ace, Max
  • 4 letters (over 288,800): Liam, Noah, Jack, Levi, Owen, John
  • 5 letters (over 453,200): James, Lucas, Henry, Mateo, Mason, Ethan
  • 6 letters (over 511,800): Oliver, Elijah, Daniel, Samuel, Joseph, Julian
  • 7 letters (over 269,000): William, Jackson, Michael, Grayson, Matthew, Gabriel
  • 8 letters (over 106,100): Benjamin, Theodore, Maverick, Santiago, Jonathan, Jeremiah
  • 9 letters (over 42,000): Alexander, Sebastian, Christian, Nathaniel, Alejandro
  • 10 letters (over 3,700): Maximilian, Alessandro, Kristopher, Montgomery
  • 11 letters (over 7,800): Christopher, Maximiliano, Constantine
  • 12 letters (over 200)
  • 13 letters (over 100)
  • 14 letters (under 100)
  • 15 letters (under 100)