Sincere
sin-seer
English, Word name
"honest, genuine, and heartfelt"
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Updated Wed Feb 18 2026
The name Sincere peaked for girls at #2163 in 2010. The name is most popular in SINCERE, SINCERE, and SINCERE. Sincere is also used for boys, ranking #604 in 2024.
# in the US
Sincere Rank in US Top 1000
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Introducing the Nameberry App
Find your perfect baby name together with our new mobile app.
- Swipe through thousands of names with your partner
- Names you match on are saved to your shared list
- Get personalized recommendations that learn based on your and your partner's preferences
- Partner with friends and family to find names you all love
- Backed by Nameberry's 20 years of data around name preferences.
Sign up to be notified when the app launches and to receive a discount on full access.