Sonny is a distinctive girls' name in United States, ranking #9404 in 2002 with 11 recorded births. The name reached its all-time peak in 2023 with 66 births ranking #2669. In 2002, approximately 1 in every 163,347 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.