Boy Names That Start With S

Ranked in the United States in 2025, with birth trends and peak years.

S is the 10th most common first initial for baby boys in the United States, with 12 S names in the top 300 for 2025, led by Sebastian (#16). Of those, Stetson is the fastest-growing, now 4.4 times as common as in 2020, while Santiago saw the largest increase in births, with 2,867 more babies receiving the name than in 2020. Silas (#71) reached its highest rank on record in 2025.