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Gender: M Pronunciation: sin-SEER; sin-SEE-uh Origin of Sincere: Word name Sincere's Popularity in 2015: #628

We are more than a bit surprised this name is as used as it is -- it reached Number 628 in the US rankings in 2015, falling only a few positions since the previous year.

Famous People Named Sincere

Pop Culture References for the name Sincere