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Home › Baby Names Directory › Sincere

Sincere

♂ Boy

Pronounced sin-SEER /sɪnˈsɪər/High

Meaning: From Latin sincerus, meaning 'whole,' 'pure,' 'genuine,' or 'honest.' One folk etymology derives it from sine cera ('without wax'), referring to unflawed marble not filled with wax to hide cracks.High

In 30 seconds: Sincere is a virtue name meaning 'genuine' and 'honest,' adopted into modern baby-name usage for its powerful, positive meaning and contemporary sound. It signals authenticity from the very start.
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Origin HighLatin
MeaningFrom Latin sincerus, meaning 'whole,' 'pure,' 'genuine,' or 'honest.' One folk etymology derives it from sine cera ('without wax'), referring to unflawed marble not filled with wax to hide cracks.
U.S. rank (2025)#631 ↘ Falling
2025 U.S. births445 boys (0.03% of U.S. boys)
Peak year2022
Total births (all-time)≈ 10,087

Popularity in the U.S. · SSA data

peak 202219762025

U.S. births per year (Social Security Administration, 1880–present). Pink marker = peak year.

SSA data updated May 2026. How we source & verify this data.

History & Origin

The English word sincere comes from Latin sincerus, meaning 'whole,' 'genuine,' or 'clean.' Roman writers used it to describe wine unmixed with water and reputations untainted by falsehood. Its use as a given name is a modern American development in the tradition of virtue names.

Sincere emerged as a given name in the United States in the late 20th century, reflecting a broader movement toward virtue and word names, especially in African American communities. It carries a positive declaration of character. Rapper Sincere has helped keep it in popular consciousness.

Did you know? The Latin phrase sine cera ('without wax') is a popular folk etymology for sincere, said to refer to stone sculptors who sold marble without wax fillers — giving an honest, unmasked quality that became the word's core meaning.
Overall data confidence 85%
Merriam-Webster — Sincere — etymology of the English wordU.S. Social Security Administration — popularity data

Variations

SincearSinceer

Nicknames

SinCere

Famous Bearers

  • ★Sincere McCormick (born 2000)
    American NFL running back from Long Beach, California, who starred at UTSA before signing with the Las Vegas Raiders as an undrafted free agent in 2022. Known for his explosive rushing ability, he later joined the San Francisco 49ers.

If you like Sincere…

Creed— fellow virtue/word name conveying strong personal character
Major— shares the bold, declarative quality of modern word names for boys
Valor— similarly aspirational word name with a strong, positive meaning
Syncere— shares the -re ending
Onyx— another modern pick

Explore names like Sincere

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Frequently Asked

What does the name Sincere mean?

Sincere comes from the Latin sincerus meaning 'whole,' 'pure,' or 'genuine.' It is a virtue name celebrating honesty and authenticity.

How do you pronounce Sincere?

Sincere is pronounced sin-SEER /sɪnˈsɪər/ — two syllables with stress on the second.

Is Sincere a boy or girl name?

Sincere is used predominantly as a boys' name in the U.S., though it occasionally appears for girls.

How popular is Sincere?

Sincere entered the U.S. top 500 for boys in the 2010s and has been steadily rising as a virtue name choice.

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