Tommy is a moderately popular boys' name in United States, ranking #331 in 2001 with 842 recorded births. The name reached its all-time peak in 1997 with 995 births ranking #281. In 2001, approximately 1 in every 2,307 boys born was named Tommy. STABLE Recent data shows the name is currently stable.
Tommy is an affectionate, familiar form of Thomas and therefore carries the meaning twin. It feels warm, informal, and enduringly usable.
Originally a nickname, Tommy became a very common stand-alone given name in English-speaking countries. Its popularity reflects the broader comfort with friendly diminutive forms.