Sonny is a distinctive girls' name in United States, ranking #3995 in 2019 with 37 recorded births. The name reached its all-time peak in 2023 with 66 births ranking #2669. Since 1996, the popularity has increased by 236.4%. In 2019, approximately 1 in every 45,340 girls born was named Sonny. FALLING Recent data shows the name is currently falling.
Sonny is a bright, affectionate nickname-style name with an easy warmth to it. It feels cheerful, vintage, and approachable.
Originally a term of affection, Sonny later entered formal name use as part of the broader move towards friendly short names on birth records. Its charm comes from its simplicity and emotional warmth.