Sonny is a distinctive girls' name in United States, ranking #10581 in 2004 with 10 recorded births. The name reached its all-time peak in 2023 with 66 births ranking #2669. In 2004, approximately 1 in every 183,612 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.